Some contested explanations cannot be settled by substantive argument

Evidence

Both answers are as plausible as they are unprovable, and there is little point in arguing their substantive (as distinct from instrumental) merits. One conclusion, though, seems to be beyond reasonable doubt. — David Theo Goldberg, John Solomos, A Companion to Racial and Ethnic Studies, 381

Categorization

• corroborated: 2 independent passages support this claim — David Theo Goldberg, John Solomos, A Companion to Racial and Ethnic Studies, 381
• XREF: connects to: Polycentric problems with interdependent judgments resist adjudication — Henry M. Hart, Jr. and Albert M. Sacks, The Legal Process: Basic Problems in…, 3342; Some disputes resist rational adjudication because they lack general criteria — Henry M. Hart, Jr. and Albert M. Sacks, The Legal Process: Basic Problems in…, 3305