. This paper takes a complementary, comparative approach, examining theory development in the natural sciences. Examples show … process occurring over a long timescale. Models are typically nested within this broader theory. This could be a good model … sector raises the question, how to realise what has been omitted? Nesting models in an empirically based causal theory could …

Introduction: Taking structure seriously -- Structure and its measurement in econometrics -- Theory, structure and …

economic behaviour will be interpreted as a sort of validity test of economic theory. …