Donald MacKenzie & Yuval Millo — Constructing a Market, Performing Theory

Yield

77 of 280 paragraphs kept (27.5%). Target for nonfiction_default: 35%–50% — ⚠️ BELOW target.

Pre-Assessment

Donald MacKenzie is professor of sociology at the University of Edinburgh, a leading figure in science-and-technology studies and the social studies of finance. His book An Engine, Not a Camera (2006) developed the performativity thesis in finance, and he is the scholar most associated with this claim. Yuval Millo (later of Warwick/LSE, now Case Western) co-wrote the widely-cited original 2003 article of this same title — but note this appears to be a chapter or expanded treatment by the same authors. Both are well-published, current authorities in financial sociology, so authority here is very strong.

Given the stated purpose (intermediate-level reading on performativity as a framework), this article/chapter will yield primarily concepts and analytical frameworks rather than raw facts or inspiration. Expect a worked case study showing how the Black-Scholes-Merton option-pricing model became performative — actively shaping, not merely describing, the derivatives market’s infrastructure and conventions. It will argue a mechanism (e.g., “Barnesian performativity”) rather than just tell a history. Be aware I’m inferring the exact chapter contents from their well-known argument; the epistemic yield is conceptual, offering a reusable lens for understanding how finance theory constitutes markets.

Reading Goal

Prioritizing: Causal Relationships (Core thesis is a causal claim: theory caused/constructed the market it described.), Contrarian or Surprising Claims (Performativity inverts standard descriptive view of finance theory — central counterintuitive argument.), Connection Points (Link to sociology of science, economics performativity literature, derivatives history.), Factual Claims (Intermediate reader needs the empirical/historical facts of how theory preceded market formation.), Definitional Content (Must grasp Black-Scholes, option pricing concepts and performativity definitions.) De-prioritizing: Craft and Method (Reader studies finance theory’s effects, not the authorial style of the article itself.), Inspiration and Speculation (Intermediate learning goal prioritizes analytic grasp over open-ended speculation.)

Thesis

American law defined legitimate futures by physical delivery and outlawed cash settlement · ch. 0

Argument

1. Black-Scholes option pricing won the 1997 Nobel Prize — ch. 0
2. Performativity has real limits; markets still need culture and trust — ch. 0
3. Markets can be performatively constructed by agents who are not atomistic homo economicus — ch. 0
4. Financial derivatives grew from nothing to $108 trillion by 2000 — ch. 0
5. Performativity can only be judged through historical study of markets — ch. 0
6. Option pricing theory did not describe markets but remade them in its own image — ch. 0
7. Economic theory helped restore legitimacy to banned financial derivatives — ch. 0
8. Cash-settled index futures were barred by legal logic until decades into the century — ch. 0
9. Economic theory succeeded in derivatives markets partly by making markets conform to it — ch. 0
10. Baker’s anonymous network-study exchange was actually the CBOE. — ch. 0
11. Open-outcry exchange trust depends on exclusion and threat of refusal, not enforceable contracts — ch. 1
12. A socialist father shaped the founder of Chicago’s capitalist futures exchange — ch. 1
13. Market microstructure shapes price behavior independently of underlying fundamentals — ch. 1
14. Face-to-face repetition creates a moral economy enforcing cooperativeness on trading floors. — ch. 1
15. Market microstructure shapes whether arbitrage opportunities persist or vanish — ch. 1
16. Traders made costly unremunerated commitments to build the exchange, resembling collective action. — ch. 1
17. Larger trading crowds produce more volatile prices than smaller ones — ch. 1
18. Building a new market required mobilizing existing exchange members through moral suasion. — ch. 1
19. Rational-egoist theory cannot explain why anyone founded the CBOE — ch. 1
20. Efficient-markets and random-walk theory legitimized options against their scandalous reputation. — ch. 1
21. Efficient-markets theory helped legitimate options trading that regulators had long banned — ch. 1
22. Small pits formed pricing cliques that stabilized quotes, to firms’ annoyance. — ch. 1
23. New derivatives markets initially lacked liquidity and depended on founders’ moral suasion to survive — ch. 1
24. Consulting economists reframed options as legitimate investor strategy for regulatory approval — ch. 1
25. Economic theory, not trader demand, forged the proposal for the stock-options exchange — ch. 1
26. US securities regulators viewed options trading with extreme hostility into the 1970s — ch. 1
27. Creating the CBOE required costly unpaid collective effort by exchange members — ch. 1
28. Traders using the pricing model actively made market prices conform to the model — ch. 2
29. The growth and risk of options trading made pricing models indispensable — ch. 2
30. Pre-Black-Scholes option models relied on unmeasurable parameters — ch. 2
31. Traders’ arbitrage activity made the pricing model appear empirically true — ch. 2
32. Black-Scholes theory erased the stigma of options as gambling — ch. 2
33. The arbitrage argument produces the Black-Scholes partial differential equation. — ch. 2
34. Option price must equal the cost of a continuously adjusted replicating portfolio. — ch. 2
35. Spanning multiple options markets forced firms to adopt pricing models — ch. 2
36. Early CBOE options traded at prices wildly above Black-Scholes values — ch. 2
37. Implied volatility turned options of disparate stocks into one comparable metric. — ch. 2
38. The market changed to fit Black-Scholes rather than the reverse — ch. 2
39. Black-Scholes price sheets faced mocking resistance from traders on the CBOE floor. — ch. 2
40. Black-Scholes price deviations fell from 2 percent to under 1 percent by 1986 — ch. 2
41. The Black-Scholes model gained market traction slowly, not through instant self-fulfilling prophecy. — ch. 2
42. Regulatory and technical changes made Black-Scholes assumptions come true — ch. 2
43. Option prices equal the cost of a portfolio that replicates the option’s payoff — ch. 2
44. The 1987 crash made its own portfolio-insurance inventor fear he caused a world crisis — ch. 3
45. The 1987 crash was a multi-sigma event under the log-normal assumption. — ch. 3
46. The Black-Scholes equation’s assumption of known underlying prices failed on NASDAQ’s dealer structure. — ch. 3
47. Post-1987 option pricing may be rational given the crash’s trauma, not irrational. — ch. 3
48. Institutional backing saved the Chicago futures market from collapse at its 1972 opening. — ch. 3
49. The 1987 crash exposed how fragile the options clearing system was to extreme prices. — ch. 3
50. The 1987 crash traumatized U.S. derivatives markets in ways absent elsewhere. — ch. 3
51. A pricing model runs inside the exchange’s automated trading machinery. — ch. 3
52. Performativity claims must be distinguished from the market merely converging on a correct theory. — ch. 3
53. Clearinghouse interdependence made a single default able to collapse the whole exchange — ch. 3
54. The CBOE automated away the missing stock price by calculating a synthetic underlying. — ch. 3
55. The 1987 crash was a 27-sigma event under the log-normal model. — ch. 3
56. Collective institutional trauma, not objective risk, sustains the volatility skew — ch. 3
57. Index option prices since 1988 embed an irrational crash premium beyond any plausible expectation — ch. 3
58. The 1987 crash’s minimal economic impact hides how traumatic it was for market participants. — ch. 3
59. The 1987 crash permanently shifted the S&P options market’s implied distribution toward crash expectations. — ch. 3
60. Performativity and efficiency both potentially explain the formula’s growing accuracy. — ch. 3
61. Even in financial institutions, calculative and noncalculative agencies are inextricably mixed. — ch. 4
62. Economic action as distributed cognition is what makes embedded theory genuinely performative. — ch. 4
63. Purely atomistic economic actors may only exist as software, not humans. — ch. 4
64. Monetary and financial markets remain inseparable from the economy of regard — ch. 4
65. Morally atomistic markets may be achievable only in silicon, not in humans — ch. 4
66. Margin rules gave clearing firms new power to rein in unhedged traders — ch. 4
67. Implied volatility concepts and calculation devices are constitutive of economic action — ch. 4
68. Individually rational risk-shifting trades become immoral and systemic-risk threats if widely practiced. — ch. 4
69. Post-1987 margin rules replaced log-normal pricing assumptions with fat-tailed stable distributions — ch. 4
70. Performativity has limits that historical crises can break, producing theory-resistant market anomalies — ch. 4
71. Economics simplifies and disembeds market participants to become applicable. — ch. 4
72. A marketwide price anomaly persists because selling under-hedged puts is collectively sanctioned — ch. 4
73. Option pricing converged on economic models through traders copying other users. — ch. 4
74. The log-normal assumption may have been self-undermining through portfolio insurance. — ch. 4
75. Chicago’s options-market culture aided the Anglo-American capital-market model’s global ascent — ch. 4

Annotation Roundup

Question

• Baker’s anonymous network-study exchange was actually the CBOE. — Worth chasing: the Baker network study on options-market structure turns out to be about the same exchange this couple studied decades later — a connective detail for performativity-of-network research.
• Market microstructure shapes price behavior independently of underlying fundamentals — Baker’s fragmentation mechanism — does modern electronic trading with millisecond quotes resolve the ‘can’t hear’ problem, or simply relocate it?
• Larger trading crowds produce more volatile prices than smaller ones — Worth chasing: does crowd-size price volatility persist in modern electronic trading, or was it specific to open-outcry acoustics?
• Index option prices since 1988 embed an irrational crash premium beyond any plausible expectation — If the premium is truly ‘excess’ by rational models, what does the persistence of profits from betting against the skew imply about the efficient-market floor? Worth chasing Jackwerth’s calibration.
• The log-normal assumption may have been self-undermining through portfolio insurance. — What does the empirical literature actually say about portfolio insurance’s role in the 1987 crash? The author defers on the size of the contribution.
• Economic action as distributed cognition is what makes embedded theory genuinely performative. — This puts a precise mechanism behind performativity — theory crystallized in devices and concepts — worth tracking against later performativity debates (Callon, MacKenzie).
• Monetary and financial markets remain inseparable from the economy of regard — Worth chasing: how exactly does technology/economics configure homo economicus cognitively but not morally? What would a morally configured version look like in real markets?
• Performativity has limits that historical crises can break, producing theory-resistant market anomalies — The claim that the skew persists partly through moral disapproval (‘shit-sellers’ facing obloquy) — worth probing how moral economies interact with model-driven pricing beyond this single case.
• A marketwide price anomaly persists because selling under-hedged puts is collectively sanctioned — Worth chasing: has the post-2008 era actually eliminated the skew or its ‘shit-seller’ moral category, given vol-mageddon and derivatives blowups like Archegos? Xref
• Financial derivatives grew from nothing to $108 trillion by 2000 — Connects to the broader story of financial liberalization and derivatives’ explosive growth.
• Baker’s anonymous network-study exchange was actually the CBOE. — Connects to the reader’s interest in performativity and market microstructure — Baker’s network density findings as data about the very exchange where theory was being performed.
• Option pricing theory did not describe markets but remade them in its own image — Connects to Callon’s performativity debate in economic sociology and to the Miller/Polanyi rebuttal tradition.
• Performativity has real limits; markets still need culture and trust — Directly engages Callon’s performativity claim and bridges to Granovetterian embeddedness — core econ-sociology theory.
• Performativity can only be judged through historical study of markets — Methodological caution that a snapshot view of any market at one time would misread performativity.
• Black-Scholes option pricing won the 1997 Nobel Prize — Grounds the famous Black-Scholes model, standard in finance, with its 1997 Nobel award.
• Economic theory, not trader demand, forged the proposal for the stock-options exchange — Directly fits the reading purpose on performativity: finance theory making the market it described. Connects to Callon’s notion of economics performing the economy.
• Market microstructure shapes whether arbitrage opportunities persist or vanish — Connects to the reader’s interest in performativity and financial theory — the put-call parity violation shows market design (specialist coordination) determining whether the theoretical no-arbitrage relation actually holds in practice.
• Traders made costly unremunerated commitments to build the exchange, resembling collective action. — Echoes Olson’s logic-of-collective-action problem: why do individuals pay private costs for a public good? MacKenzie’s institutional entrepreneurship parallels this.
• A socialist father shaped the founder of Chicago’s capitalist futures exchange — Reinforces the passage at 72 — the founders’ motivation is decidedly non-economistic. Also echoes the bundist/socialist origins of several major financial innovation figures.
• Market microstructure shapes price behavior independently of underlying fundamentals — Directly echoes the performativity thesis that market structure, not just information, determines prices — connects to MacKenzie/Millo and sociological economics of finance.
• Efficient-markets theory helped legitimate options trading that regulators had long banned — Core performativity thesis: economic theory enabling the very market it describes, linking to the sociology-of-science literature.
• US securities regulators viewed options trading with extreme hostility into the 1970s — Connects to the moral-panic history: as with sumptuary laws and scandals over dress, regulators here treat options as a corrupting substance, contrasting with today’s normalization of derivatives.
• Open-outcry exchange trust depends on exclusion and threat of refusal, not enforceable contracts — Directly parallels the law-merchant and diamond-bourse material: reputation plus exclusion substitute for enforceable contracts in dense trading communities.
• Face-to-face repetition creates a moral economy enforcing cooperativeness on trading floors. — Echoes the diamond bourse reputation-and-freezing-out mechanisms from the reader’s extralegal-contracting materials.
• Building a new market required mobilizing existing exchange members through moral suasion. — Connects to the performativity thesis: a market’s creation is social-organizational, not just theoretical.
• Black-Scholes theory erased the stigma of options as gambling — Financialization literature (Fligstein, MacKenzie) on how economic theory legitimates market institutions.
• Traders’ arbitrage activity made the pricing model appear empirically true — Connects directly to MacKenzie’s performativity program and the ‘Barnesian performativity’ concept, as well as to Callon’s work framing economics as performing the economy.
• Black-Scholes price deviations fell from 2 percent to under 1 percent by 1986 — Quantifies the improving fit over time—key empirical datum for the performativity argument and for financialization history.
• The Black-Scholes model gained market traction slowly, not through instant self-fulfilling prophecy. — Connects to the reader’s own research on performativity of finance theory — McKenzie’s work and the ‘an engine, not a camera’ thesis, and how real adoption lagged.
• Spanning multiple options markets forced firms to adopt pricing models — The point that models serve as a communication/coordination device connects to MacKenzie’s performativity thesis and STS work on inscriptions as boundary objects.
• The growth and risk of options trading made pricing models indispensable — This is the performativity argument in miniature for MacKenzie’s ‘An Engine, Not a Camera’: market complexity created the material need that pricing theory filled.
• The market changed to fit Black-Scholes rather than the reverse — Core performativity claim, counter to the standard descriptive view of finance theory. Builds on the article’s own thesis introduced in the preceding sections.
• Regulatory and technical changes made Black-Scholes assumptions come true — Regulation T waiver and institutional reshaping connect to broader literature on how deregulation enabled derivatives markets.
• Traders using the pricing model actively made market prices conform to the model — Connects to the reader’s established work on performativity of economic theory (Callon, MacKenzie) and to Friedman’s as-if methodology debates.
• The Black-Scholes equation’s assumption of known underlying prices failed on NASDAQ’s dealer structure. — Connects to the performativity literature (Callon, MacKenzie) — theory constructing the market infrastructure that realizes it.
• A pricing model runs inside the exchange’s automated trading machinery. — This is the concrete institutional detail that anchors the performativity thesis — the model literally running on screens inside the machine. Connects directly to the MacKenzie/Millo project the reader is studying.
• The 1987 crash’s minimal economic impact hides how traumatic it was for market participants. — The trauma-induced pricing distortion echoes MacKenzie and Millo’s core contention that the crash remade how market actors priced risk — connects to the performativity framing of the whole article.
• Clearinghouse interdependence made a single default able to collapse the whole exchange — The mutualization-of-default-clearing structure prefigures systemic-risk and contagion arguments later formalized in network finance theory.
• The 1987 crash exposed how fragile the options clearing system was to extreme prices. — Connects to the broader 1987 crash literature (e.g., Shiller’s narratives, the portfolio-insurance debate) and to clearinghouse-design concerns that recur in the 2008 crisis.
• Collective institutional trauma, not objective risk, sustains the volatility skew — This is the crux of the performativity/social-construction argument: cross-national variation isolates the mechanism. Echoes Halbwachs on collective memory as a socially framed force.
• Index option prices since 1988 embed an irrational crash premium beyond any plausible expectation — This is the empirical core of the performativity argument that will follow—the market prices in the trauma. Connects to behavioral finance’s equity premium puzzle and Shiller’s irrational exuberance literature.
• Purely atomistic economic actors may only exist as software, not humans. — Connects to the performativity literature on how economic theory constitutes markets, and to the question of whether economic models describe or prescribe real behavior.
• Option pricing theory did not describe markets but remade them in its own image — The core performativity argument that MacKenzie later expanded into ‘An Engine, Not a Camera.’ The ‘implied volatility flattening’ is the crucial empirical mechanism.
• Option pricing converged on economic models through traders copying other users. — This is the performativity thesis in action — connects directly to Callon and the wider social-studies-of-finance literature around the Black-Scholes model.
• Even in financial institutions, calculative and noncalculative agencies are inextricably mixed. — Refines the performativity thesis the reader is studying in financialization — frames the ‘inextricable mixture’ rather than a stark calculative/noncalculative binary.
• Economic action as distributed cognition is what makes embedded theory genuinely performative. — Directly serves the stated reading purpose: performativity in finance theory. Connects to Callon, MacKenzie, and Hutchins’ distributed cognition.
• Individually rational risk-shifting trades become immoral and systemic-risk threats if widely practiced. — The collective-action/social-dilemma framing of systemic risk echoes the performativity and market-constitution themes central to this reading purpose on financialization.
• Monetary and financial markets remain inseparable from the economy of regard — Connects to the performativity literature (Callon, MacKenzie) and to economic sociology’s critique of the rational-actor model; central to the reader’s interest in financialization as performance.
• Performativity has limits that historical crises can break, producing theory-resistant market anomalies — This sets the boundary conditions on performativity theory that Callon’s own framing glosses — a crucial corrective the reader following the performativity literature should track.
• Post-1987 margin rules replaced log-normal pricing assumptions with fat-tailed stable distributions — The lognormal-versus-Paretian contrast maps onto Mandelbrot’s critique of financial orthodoxy — connects to the wider fat-tails literature the reader would already hold.
• Morally atomistic markets may be achievable only in silicon, not in humans — Connects to Mirowski on machine economics and to ongoing HFT/algorithmic-markets debates the reader tracks in financialization scholarship. Seed
• Economic theory helped restore legitimacy to banned financial derivatives — Possible essay angle: how new ‘respectable’ theory launders the reputation of financially dubious instruments, analogous to how science legitimized other once-marginal practices.
• Markets can be performatively constructed by agents who are not atomistic homo economicus — The claim that non-atomistic, embedded, moral agents were precisely what was needed to construct the performative market is a sharp thesis worth an essay: performativity requires community, not atomism.
• Option pricing theory did not describe markets but remade them in its own image — An article thesis: what other ‘facts’ do our measurement tools actually construct rather than detect?
• Traders’ arbitrage activity made the pricing model appear empirically true — An essay angle: econometric tests of financial models may measure not reality but the degree to which market participants have internalized the model.
• The Black-Scholes model gained market traction slowly, not through instant self-fulfilling prophecy. — Angle: the performativity of financial theory is a slow, contested, infrastructure-building process rather than a self-fulfilling prophecy — a counter-narrative to the sudden-triumph story told in retrospect.
• The log-normal assumption may have been self-undermining through portfolio insurance. — Angle: a performativity story where a theory’s own adoption destabilizes the very distribution it assumes — the model becomes its own failure mode, though the empirical evidence is murky. Fiction
• Morally atomistic markets may be achievable only in silicon, not in humans — Seed for speculating about algorithmic agents that are entirely amoral yet fail to replicate human cognitive framing — rich territory for a story about a truly ‘disembedded’ market. Define
• Economic theory succeeded in derivatives markets partly by making markets conform to it — Succinctly defines the paper’s core thesis of performativity against the rival view that theory merely describes preexisting patterns.
• Markets can be performatively constructed by agents who are not atomistic homo economicus — Defines the core Performativity research question this article sets out to answer, and stakes out the limits of the Callonian framing.
• Cash-settled index futures were barred by legal logic until decades into the century — Clarifies the legal distinction between hedging futures and illegal wagering: physical delivery vs. cash settlement.
• Option pricing theory did not describe markets but remade them in its own image — Introduces the chapter’s core concept: performativity of economics — theory creating rather than describing its market.
• American law defined legitimate futures by physical delivery and outlawed cash settlement — Concretely defines the legal settlement criterion (physical delivery vs. cash) that constrained derivatives design before 1970s reform.
• Efficient-markets and random-walk theory legitimized options against their scandalous reputation. — Efficient-market hypothesis defined in passing: markets respond to all publicly available information.
• Traders made costly unremunerated commitments to build the exchange, resembling collective action. — Illustrates the analytical move of casting exchange-building as collective action, a framework the reader could use in performativity work.
• Face-to-face repetition creates a moral economy enforcing cooperativeness on trading floors. — Introduces the ‘moral economy’ concept that anchors the chapter’s account of exchange social structure.
• Option price must equal the cost of a continuously adjusted replicating portfolio. — Explains the Black-Scholes arbitrage-based derivation: the option’s fair price is the cost of the replicating portfolio, enforced by arbitrage convergence.
• The arbitrage argument produces the Black-Scholes partial differential equation. — Locates the equation as the formal endpoint of the replicating-portfolio reasoning chain.
• Option prices equal the cost of a portfolio that replicates the option’s payoff — Explains the core replication-and-no-arbitrage logic behind the Black-Scholes equation.
• Implied volatility turned options of disparate stocks into one comparable metric. — Clear concise definition of implied volatility — running Black-Scholes backward — and why it mattered as a coordinating metric.
• The Black-Scholes equation’s assumption of known underlying prices failed on NASDAQ’s dealer structure. — Clarifies what a ‘synthetic underlying’ is — the stock price reverse-engineered from liquid option prices via the Black-Scholes equation.
• Post-1987 option pricing may be rational given the crash’s trauma, not irrational. — Frames the article’s core move: broadening rationality to include historically situated, experience-driven belief rather than the abstract rationality of standard economics.
• Performativity claims must be distinguished from the market merely converging on a correct theory. — Sharpens the performativity thesis by stating the rival ‘correct theory’ explanation it must defeat — the falsification standard that makes performativity a real claim rather than cheap gloss.
• Collective institutional trauma, not objective risk, sustains the volatility skew — Sharpens the ‘trauma sustains pricing’ hypothesis by using the British/Japanese contrast as a natural experiment.
• Option pricing theory did not describe markets but remade them in its own image — Implied volatility is model-dependent — a genuinely counterintuitive concept where the model’s own output becomes a market convention that then disciplines reality.
• Option pricing converged on economic models through traders copying other users. — Confirms economics performs rather than merely describes the market; homo economicus is a configuration, not a discovered nature.
• Economics simplifies and disembeds market participants to become applicable. — Captures the core substance of Callon’s performativity reversal — economics as disembedding practice.
• Even in financial institutions, calculative and noncalculative agencies are inextricably mixed. — Pinpoints the dialectical reading of Callon’s framing/disentanglement as against the strong reading that says framing creates homo œconomicus outright.
• Individually rational risk-shifting trades become immoral and systemic-risk threats if widely practiced. — Explains the traders’ term ‘shit-seller’ as one who sells naked, unhedged low-strike puts for profit while externalizing tail risk onto others.
• Implied volatility concepts and calculation devices are constitutive of economic action — Places ‘distributed cognition’ and ‘implied volatility as simplifying concept’ — key apparatus terms for understanding how theory becomes performative.