In most macroeconomic models, the substitutability between domestic and foreign goods is calibrated using aggregated data. This imposes homogeneous elasticities across goods, and the calibration is only valid under this assumption. If elasticities are heterogeneous, the aggregate...

Open market operations are the major instruments of monetary control in industrial countries and are becoming important in developing countriesand countries in transition. This paper shows how open market operationsare related to other monetary instruments, discusses the role of the market and...

The paper discusses the interrelationships between payments system reform and monetary policy implementation in selected countries in Central and Eastern Europe. The reforms in the payments system are viewed as closely interrelated with the development of money and foreign exchange markets and...