Thi spaper presents certain remarkably simple results concerning market's allocation to R&D and its comparison to socially efficient allocations. We posit that a firm can undertake more than one project aimed at the same innovation, and consider a product market characterized by Bertrand...

This paper presents an analysis of price reform and of optimal pricing and taxation of agricultural and industrial goods in modern-day LDCs. Our analysis is based on a general equilibrium paradigm with a multitude of goods and income groups. It is consistent with several alternative...

This paper presents some new perspectives on the structure and performance of alternative economic organizations. We posit that decision makers make errors of judgement (for example, they sometimes select bad projects while rejecting good projects), and that how these errors are aggregated...

This paper develops a general methodology for analyzing shadow wage (and other shadow prices). Our approach is to identify those reduced form relationships describing the economy which are central to the determination of the shadow wage, and use these to obtain simple formulae for the shadow...

We analyze consequences of changing the terms of trade between agriculture and industry on capital accumulation and on welfare of workers in different sectors. The issue was central to Soviet industrialization debate and it remains important in today's developing world. Through a simple general...

Capitalism since its inception has been marked by large fluctuations. The resulting episodic unemployment has been very costly. This paper provides an overview of alternative theories. Standard models (such as DSGE) have not provided insights into the causes of the fluctuations and the shocks...

In the aftermath of the Great Recession, there is a growing consensus, even among central bank officials, concerning the limitations of monetary policy. This paper provides an explanation for the ineffectiveness of monetary policy, and in doing so provides a new framework for thinking about...

This paper, an extension of the Presidential Address to the International Economic Association, evaluates alternative strands of macro-economics in terms of the three basic questions posed by deep downturns: What is the source of large perturbations? How can we explain the magnitude of...

This paper considers two central problems in our statistical frameworks which impair the ability to use wealth to assess economic sustainability or the impacts of economic downturns. Some increases in wealth may reflect increased economic rents--in particular, land and exploitation rents--and...