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Published online by Cambridge University Press: 07 November 2014
1 Higgins speaks of the marginal propensity to “spend,” but from the context I would suppose he means “consume.”
2 For one set of inferences a given set of assumptions may be “harmless”; but these assumptions may be inadmissible relative to another set of inferences. Models “good” for all conceivable inferences are either logically impossible of construction or utterly useless.
3 This would suggest that I have a solution in mind. I do tentatively and hope to publish it in the near future. However, it is not an easy remedy, and it is by no means fool-proof.