The paper addresses the issue of linguistic diversity and its impact on economic policy and political decisions. Importance of the topic is illustrated by examination of optimal sets of official languages in the European Union. It is shown that alternative estimation methods of language...

In this paper, the theory of stimulating mechanisms is used to study the relationship between characteristics of polluting firms and results of ecological policy. It is shown that the optimal ecologically motivated policy can qualitatively change in accordance with a relative effectiveness of...