Comparative Study Analysis between Command-and-Control and Market-based Methods of Controlling Environmental Pollution in Mbeya City, Tanzania

Abstract

Kaula Stephen

The study investigates on the comparison in effectiveness of the two methods employed in controlling environment pollution that are command-and-control and market-based methods. Thus, three objectives were formulated to address the issues over effectiveness of the two methods that is i) to examine the public bad characters of a pollution needing an effective control technique ii) to determine the operating mechanisms of command-and-control method of controlling pollution and iii) to explore the operating mechanisms of market-based method of controlling pollution. It is with the quantitative research approach and by capturing the views of the environmentalists, researchers and specialists in environmental issues and management in Mbeya City the facts were revealed. The facts were collected primarily through structured questionnaires and secondarily by reviewing literatures. The collected and processed data were analyzed by using the rotated component matrix, ordinary least squares and ANOVA in which the results were that the market-based method was more effective than command-and-control method with F- value = 10 at a significance level of 0.01. Thus, the study recommends policy makers and other environmental protectionists to be used to market based technology intervening mechanism in protecting environment from pollution.

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