<title>Abstract</title> In China, some scholars have argued that luxury spending is socially beneficial to equalise wealth, under the assumption that the total endowment of resources is a fixed amount. This argument is not only consistent with Confucianism but also might point to another lesser known side of...

This paper examines the Laffer effect in the Ramsey tax-model with linear consumption taxes and a representative consumer. It is assumed that the private goods and the public good are weakly separable. It is demonstrated that if all of the private goods are weak gross complements to each other,...

In this paper we study the social desirability of the structure regulation which transforms a single multi-product monopoly into an oligopoly where the industry produces differentiated complementary goods. In particular, we pay special attention to the cross-subsidization which will be...

The role of steam coal was constrained by the Kyoto Protocol and the Copenhagen Climate Summit which call for reduced emissions of green house gases and related measures. These agreements increase the importance in properly managing emissions. Coupled with rapidly increasing demand from China...

Tariff literature on third-degree price discrimination remains only lightly explored. The purpose of the paper is to investigate whether there exist optimum tariffs in the presence of different demand elasticities. We explore (i) the case of optimum uniform ad valorem tariff, and (ii) the case...