Purpose - The purpose of this paper is to study the efficiency of different oil and gas markets. Most previous studies examined the issue using low frequency date sampled at monthly, weekly, or daily frequencies. In this study, 30-minute intraday data are used to explore efficiency in energy...

The relationship between currencies and interest rates of different maturities is examined in the Turkish-US context. The real exchange rate between the new Turkish lira (YTL) and the US dollar is found to depend on both short- and long-term real US-Turkish interest rate differences....

Purpose – The purpose of this paper is to study the efficiency of different oil and gas markets. Most previous studies examined the issue using low frequency date sampled at monthly, weekly, or daily frequencies. In this study, 30-minute intraday data are used to explore efficiency in energy...