Traditional surplus production models are based on restrictive assumptions of fish population dynamics and distribution, fish catch, and fishing effort, and can provide misleading guidelines for fisheries management. Following a review of two conventional models and later contributions, this...

In developing economies, market prices do not reflect relative scarcities and the fiscal system alone is less than adequate for the achievement of efficiency and equity goals. The use of economic, and eventually social, project appraisal continues to be a necessary policy instrument. Following...

To measure healthcare accessibility, a previous study formulated a stochastic cost frontier model, and applied it to distances of communal centres from nearest emergency hospitals in Chile. Based on a larger set of variables, this study re-estimates the distance threshold, and tests alternative...