ROY, Tisdell and Sen"s book on economic development and the environment is certainly timely, having come out only months before the June UNCED summit at Rio. Interest in the subject is therefore at

Get eight economists to discuss an issue and you"ll get nine opinions. Down to Earth did precisely that. Eight noted economists were invited, along with a scientist-activist, an industrialist, a bureaucrat and two educationists, to analyse the impact

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