We analyze retail order flow in terms of intra-day feedback trading patterns. Using a unique data set of exchange trades and high-frequency quotes, we first provide evidence that retail investors actively and consciously respond to short-term intra-day returns in a negative feedback, contrarian...

In several countries, classical options markets coexist with markets for bank-issued options, also termed warrants. It is an open question if warrant issuers purely adopt options market information about future volatility or if they contribute to volatility discovery by their own. As a result,...

Standard price discovery measures, particularly information shares, rely on the concept of co-integration for non-stationary time series. For the definition of information shares, the existence of a permanent impact of innovations is crucial, as these shares measure the relative contribution of...