Recent trends in farm productivity and food prices raise concerns about whether the era of global agricultural … abundance is over. Agricultural R&D is a crucial determinant of agricultural productivity and production, and therefore food … prices and poverty. In this paper we review past and present agricultural production and productivity trends and present …

steadily trended down. The past increases in agricultural productivity and production, and the resulting real price trends, are … a slowdown in the long-term path of agricultural productivity growth. These productivity patterns mirror a progressive … productivity that began 20-30 years ago. …

Some studies have reported a slowdown in U.S. farm productivity growth, but the prevalent view among economists is to … reject or downplay the slowdown hypothesis, implying that the rates of productivity growth experienced over the past half … anticipating the future. Using newly compiled multifactor and partial-factor productivity estimates, developed for the purpose, we …