In this paper we examine the characteristics and stability of individual stock and portfolio betas of stocks listed in the Istanbul Stock Exchange (ISE) using samples of 500 individual stocks and 500 portfolios of 10 stocks each. We begin with a methodology similar to the basic event study...

Ex-dividend date stock prices have usually been found to be smaller than the amount of dividends, and this has generally been attributed to the differential taxation of dividends and capital gains. This study examines the price drop to dividend relationship on the Istanbul Stock Exchange, which...

With international commitments to reduce CO2 emissions by 50-70% by 2030 and 100% by 2050-2070, the search for cost-efficient tools continues. CO2 taxes are theoretically efficient and simple, but they face public resistance. Renewable energy sources like wind power can substitute CO2 taxes, but...