Conclusion
Rather than summarizing our summary of a large literature, we conclude with three comments.
First, the field of development economics seems to be alive and well. Hirschman’s (1981) obituary, written at the end of the third phase, seems to have vastly exaggerated the rumours of its demise, as is suggested by the outpouring of research in the different strands of the most recent phase.
Some observers seem to disagree. Krugman (1995 7), for instance, has written more recently that “Once upon a time there was a field called development economics... That field no longer exists”. However, Hirschman and Krugman’s judgements are based on what the former referred to as the rejection of monoeconomics claim - that there is one economics which applies everywhere - in the early days of the field in order to stress the differences between economically advanced countries and LDCs, each with their own distinctive structures. Scholars working on LDC now use methods and approaches very similar to those employed in analysing economically advanced countries. This is true for orthodox approaches, where many methods and insights of standard neoclassical economic theory - including game theory, growth theory, econometrics and information economics - have been applied to LDCs, as discussed under the first and second strands of the final phase. In fact, Krugman (1995) finds in some of these formal contributions the resurrection of earlier development economics insights. It is also true for heterodox approaches, where case study methods, broad political economy approaches and heterodox mathematical theories - as discussed in the third and fourth strands of the final phase - have been applied to LDCs as well as to general economic analysis. It should be noted, however, that this does not imply that there is only one kind of economics - to be applied everywhere, since it is not obvious that economics is a monolithic subject, an issue to which we will return in our next comment. It is also worth pointing out that even if there has been a convergence in the methods and analyses of the economics of rich and poor countries, this is not due to one-way traffic from the analysis of rich countries to that of poor countries. Many neoclassical ideas that were developed in the analysis of LDCs (see Bardhan 1993) - such as efficiency wages and increasing returns - have entered general economic analysis, and the same has been true for heterodox neo-structuralist macroeconomic models.Second, there exists a fair amount of pluralism within development economics, arguably more so than is in existence in other fields of economics. Chenery (1975), for instance, distinguished between neoclassical, Marxist and structuralist approaches, where the first two attempt to adapt systems of thought initially applied to developed economies to less developed economies, and the last “attempts to identify specific rigidities, lags and other characteristics of the structure of developing economies” (ibid.: 310) which are generally ignored in the neoclassical approach. Bardhan (1988) partitions the subject in a similar manner, distinguishing between neoclassical, Marxist and structuralist-institutionalist approaches, recognizing that each is a portmanteau category. In Bardhan’s view, the neoclassical approach analyses economic behaviour in terms of maximizing individuals, the Marxist emphasizes structural constraints and the importance of class, and the structuralist approach stresses the structures of particular economies (for instance, the importance of oligopoly and sectoral divisions) and structural differences between economies. There are, in fact, many ways in which one can divide the sub-discipline, according, for instance, to differences in: method (for instance, using mathematical models using the optimizing agent, or broad political economy analysis emphasizing the role of class differences); views of the economy (for instance, whether the markets work efficiently or the economy is rife with structural rigidities); strategies (for instance, whether free market or government intervention is the best approach) and meanings of development, as discussed in the sixth strand of the most recent phase (see Dutt 1992).
Differences in these different dimensions also exist in economics more generally - although alternatives are not as widely represented as in development economics.Third, despite this greater pluralism, there are some convergent tendencies, in at least three senses. One, in policy discussions, there is the overwhelming dominance of the neoclassical free market view, although with some recognition of government intervention to reduce poverty and provide infrastructure. Two, in terms of methods, there seems to be the dominance of the neoclassical optimization and formal econometric approaches. Despite this dominance, there are also vibrant heterodox literatures which have adopted broader political economy analysis and neo-structuralist modelling methods. Three, in both orthodox and heterodox literatures, there seems to be convergence in the sense of movement away from extreme views in debates concerning state intervention versus free market policies (with growing recognition of the synergistic role of markets and the state), and concerning growth versus distribution, poverty and human development, and on the need for incorporating broader institutional and political economy issues beyond narrowly economic ones. It is to be hoped that the convergence towards neoclassical methodology and policy will give way to convergence of the third kind rather than to the sharp pendulum swings of the past in terms of views of the economy, strategies and goals of development. That, and greater methodological pluralism, are arguably the best means of ensuring that development economics continues to flourish and focus on the vitally important task of facilitating development in poor countries and improving the lot of the poor.
Amitava Krishna Dutt
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