The Russian government implemented a wheat export tax in February 2015 to reduce food inflationary pressures resulting from the rouble’s dramatic devaluation. This article discusses the causes of the rouble’s instability and volatility, and the effects of the export controls on domestic...

This paper examines the effect of crude oil price movement on the Nigerian stock market and the role of exchange rate as a plausible countercyclical policy tool. Daily data on All Share Index of the Nigerian stock market, crude oil prices and exchange rate, were collected for two periods:...