* This paper was previously presented tothe Population Association of America at The Annual Conference, Miami, Florida May 6, 1994. The current optimum population models found in economic literature define static optimum population used in forming policy i.e. at a given instant what should be...

George McCarthy's paper explores the internal migration of labor in response to structural changes in the U.S. economy. He presents an empirical study of the relationship between wage determination and the migration decision to evaluate the role of both spatial wage differences and unemployment...

In this working paper, Quercia, McCarthy, and Stegman use dataobtained on 874 low income, rural borrowers participating in the Section 502 Home Ownership program administered by the Farmer's Home Administration (FmHA), and apply two multivariate proportional hazard models in order to analyze...

This working paper provides an ex post evaluation of the Section 502 Low-Income Home Ownership program of the Farmer's Home Administration (FmHA). Using a fully specified multivariate analysis, the evaluation specifically seeks to analyze the program's delivery system and the effect of that...

This paper examines the effect of HMO market development on hospital utilization in short term general hospitals in the U.S. between 1985 and 1993. HMO penetration does not explain the majority or even a substantial minority of the variation in hospital utilization. Among seven measures of...

The diffusion of health care technology is influenced by both the total market share of managed care organizations as well as the level of competition among them. This paper differentiates between HMO penetration and competition and examines their relationship to the adoption of cardiac...

When more than one component or activity is needed to produce the final product, a firm may use proprietary standards or adopt a common standard to integrate these components. We call these closed and open firms respectively, and develop a model of industry evolution to study the process by...