It is often convenient to assume that X and X|Y are in the same exponential family. By considering X as the “parameter” and Y as the “data”, the problem becomes determining which exponential families X|Y have conjugate priors. We develop a necessary condition for conjugacy....

Energy conservation and PAHs (polycyclic aromatic hydrocarbon) control are two challenges for the iron and steel industry, especially where the industry has developed at high speed. How to select appropriate technologies to improve energy efficiency and control pollution from PAHs simultaneously...

Political cost theory and political power theory are two views on the effect of firm size on effective tax rate (ETR) in extant literature. The size effect of ETR can be investigated further by focusing on the relationship between firms and the government. This paper uses state ownership and tax...

Direct bank ownership is a common practice in emerging markets. The current paper studies how bank ownership affects firm performance through corporate executive perquisites (perks) in China, a leading emerging economy. In addition to common factors known to influence the level of executive...