My thesis consists of three papers on exchange-traded funds (ETFs), market quality and arbitrage. In these papers, I study (1) the effect of competition between ETFs on market quality, (2) the trading behavior of exchange-traded gold instruments around the London afternoon gold price fixing, and...

In this dissertation we present a new option pricing model - called the 2-Factor SV (stochastic volatility) model - which allows to account for time-varying risk aversion. Thereby, we are able to capture the empirical properties of pricing kernels, such as time-variation and the typical S-shape,...