This paper examines heterogeneity in exchange rate expectations. Whereas agents' heterogeneity is key in modern exchange rate models, evidence on determinants of heterogeneity is weak so far. Our sample, covering expectations from about 300 forecasters over 15 years, shows remarkable time...

The relationship between volume and volatility has received much attention in the the literature of financial markets. However, due to the lack of data, few results have been presented for the foreign exchange market. Further, most studies contain only aggregate series, and can not distinguish...

Over 85% of all foreign exchange (FX) transactions involve the US dollar. I show that the US dollar dominates FX trading volume because of strategic avoidance of price impact. To demonstrate this, I leverage the fact that non-dollar currency pairs can be traded indirectly by using the US dollar...

This dissertation consists of three essays that uncover the origins of market frictions and their implications for the functioning of the global foreign exchange (FX) market. The first research paper speaks to the hegemony of the US dollar in FX trading. Over 85% of all FX transactions involve...

Untersuchungsziel dieser finanzwissenschaftlichen Arbeit ist die Wirkung einer Tobin-Steuer als spezielle Transaktionssteuer auf das Devisen-Handelsvolumen und die Wechselkursvolatilität. Ausgangspunkt bildet das mikroökonomische Investitionsverhalten der Marktteilnehmer, das wir mit Hilfe von...