The calibration of financial models has become rather important topic in recent years mainly because of the need to price increasingly complex options in a consistent way. The choice of the underlying model is crucial for the good performance of any calibration procedure. Recent empirical...

We investigate the problem of calibrating an exponential Lévy model based on market prices of vanilla options. We show that this inverse problem is in general severely ill-posed and we derive exact minimax rates of convergence. The estimation procedure we propose is based on the explicit...

Innovations in the finance industry are an important tool to enhance profitability and to increase anation's wealth. It, therefore, is not astonishing that there is much empirical work on innovations infinance. Most of the work however is concerned with the design of innovative products. The...