Essays on growth of the agriculture and food industry sectors

This dissertation combines elements of the endogenous suppuration, industrial organization, and transnational mess theories to theater of operations the productiveness ripening of the horticulture and intellectual nourishment industries. The objective of the sphere is to determine steal usances for government incumbrance in those sectors. In particular, this thesis tries to neglect light on the role of general enthronizations in theme and look for (R&D) and the brilliance of trade ease for productivity and, consequently, social welf ar growth. The effectuate of globe investments and trade policies are rationalized within the mount of the endogenous growth surmisal. In particular, Chapters 2 and 4 ask AK baby-sits of growth. While Chapter 2 studies the effects of universal investment in infra bodily structure and research (public inputs) on productivity, Chapter 4 studies the effects of technical policies and trade slackening on productivity. In both cas es, in that respect are orthogonal effects that regard increase returns to denture (i.e. nonconvexities), increasing incentives to hood accumulation and growth. Chapter 3, in contrast, adopts a tangible race (Shumpeterian) model to study the exploitation of market structure and incentives to innovate. The intensity of R&D contest affects the assess at which innovations arrive and, consequently, the productivity growth rate of the economy or sector downstairs consideration. Again, external effects are deliver when innovations are publically bidd. The empirical findings provide little essay about the contribution of public inputs and trade liberalization to productivity of US agriculture and the Argentine pabulum industry, respectively. In the stolon case, the results are non-consistent with the theory of the firm. In the second, musical composition the openness protean impacts positively on capital accumulation, it does non affect productivity. Nevertheless, conj ectural findings highlight a potential role for government investment in R&D by affecting the price of new technologies and, consequently, increasing the incentives to R&D investments by esoteric firms.