This study evaluates the technical efficiency and productivity of a sample of public sector hospitals in three provinces of South Africa using the non-parametric techniques of data envelopment analysis (DEA) and DEA-based Malmquist Productivity Index (MPI).

In this paper, we simulate the impact of removing all tariffs on imports under both competitive and Cournot oligopoly market structures with and without barriers to entry and exit.

This paper tests, using data from South Africa and Pakistan, two major implications of the unitary household model, namely, that (a) each individual pools the various components of her/his non labour earnings, and (b) men and women pool their non labour earnings between themselves. The study...

Williamson (1979) claims that in a buyer-seller relationship with observable but unverifiable investments and state of nature, the hold up of future benefits leads to underinvestment. Aghion, Dewatripont and Rey (1994) resolve it provided that the initial contract can specify a default option...

The estimation of regression models subject to exact linear restrictions, is a widely applied technique, however, aside from simple examples, the reparameterization method is rarely employed except in the case of polynomial lags. We believe this is due to lack of a general transformation method...

This paper provides a test of efficiency of consumption decisions in households with many decision-makers. It also presents a method of determining the number of these decision-makers. Information on some distribution factors in needed to implement this approach.