This article constructs a decentralized growth model with two production sectors, one having competitive firms and the other oligopolists. Since capitalized pure profits for the latter sector constitute an asset which household savings must finance, we show that imperfect competition can reduce...

Recent trends in common stock prices suggest a distinction between increases in national net worth and flows of physical investment. In this paper we present a simple overlapping generations model in which such differences can arise: technological progress occurs exogenously, yet firms own new...

This paper presents a model in which a country's measured average propensity to save endogenously rises when its economy industrializes. The model has agricultural and manufacturing sectors. Only agriculture uses land. If at early dates income per capita is low, agricultural consumption is...

This paper analyzes the very long run, or "stationary state," impact of an unfunded social security system, using an overlapping generations mo del framework. A key feature is that while parents care about their c hildren and can leave non-negative bequests to them, children also ca re about...

This paper examines the role of bequests and inter vivos gifts in the U.S. economy, considering their importance in determining (i) the economy’s aggregate capital stock, (ii) the distribution of private net worth, and (iii) public policy outcomes and options. It focuses on several recent...