Agriculture's share of economic activity is known to vary inversely with a country's level of development. This paper examines whether extensions of the neoclassical growth model can account for some important sectoral patterns observed in a current cross-section of countries and in the time...

In an attempt to account for the huge observed disparity in international incomes, several recent papers study models in the spirit of Solow (1960) where the adoptions of better technologies require investments in new equipment. This paper continues this line of research. It describes an economy...