The diffusion of the tractor in American agriculture : 1910-60

书目详细资料
主要作者:	Olmstead, Alan L.
其他作者:	Rhode, Paul Webb
格式:	图书
语言:	English
出版:	Cambridge National Bureau of Economic Research 2000.
丛编:	NBER working paper series no.7947
主题:	Farm tractors > History. > United States. Agriculture > Economic aspects > History. > United States. Diffusion of innovations > History. > United States. Capital investments > History. > United States.