Assertion: american economist | /r/HasProperty | influential
Facets:
value: in the 1920s
type: TEMPORAL
value: in 1930s
type: TEMPORAL
Source sentences:
text: An intellectual precursor of Keynesian economics was underconsumption theories associated with John Law, Thomas Malthus, the Birmingham School of Thomas Attwood, and the American economists William Trufant Foster and Waddill Catchings, who were influential in the 1920s and 1930s.