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...