The aim of this paper is to detect periods in which two currencies can be classified as being theʺsameʺ asset. Two currencies can be treated as the same asset if their exchange rates vis-`a-vis the same base currency are cointegrated with a cointegration vector that is consistent with the...

This paper studies the monetary policy of the Federal Reserve (Fed) and the Bundesbank / European Central Bank (ECB) with respect to stock or/and foreign exchange markets from 1979 to 2009. I find that Fed policy changed over time, dependent on the chairman of the Fed. During the Greenspan era...

A contingent claims valuation model which allows to highlight the implications of program trading in spot markets for the pricing of European-style foreign currency options and for the volatility strike structure implicit in these contracts is devoloped. The curvature of the volatility strike...