The ride of the ruble has been nothing if not exciting. After a near meltdown of the ruble on Black Tuesday (Octorber 11, 1994) and further tremors in early 1995, the ruble has staged a remarkable comeback. It appreciated by some 7 percent in nominal terms and by more than 25 percent in real...

Liquidity plays a crucial role in financial exchange markets. Markets typically create liquidity through spatial consolidation with specialist/market makers matching orders arriving at different times. However, continuous trading systems have an inherent weakness in the potential for...

The structure of the telecommunications industry has changed substantially in the last decade, raising public concern that the quality of our information infrastructure may be adversely affected. This paper extends the standard vertical differentiation model of imperfect competition to address...