It is common practice to identify the number and sources of shocks that move implied volatilities across space and time by applying Principal Components Analysis (PCA) to pooled covariance matrices of changes in implied volatilities. This approach, however, is likely to result in a loss of...

The effect of options' introduction on underlying market is one of the frequently debated themes in financial research. A significant body of literature addresses the question of effects of options' introduction. The critical review of the literature shows that there is no consensus among...

The term structure of interest rates plays the key role in pricing of bonds. Therefore its properties are interesting for many financial analysts. However in literary sources usually a sketchy description of properties of term structure occurs. In this paper an attempt of detailed description of...

Mathematics plays a vital role in many areas of finance and provides the theories and tools that have been widely used in all areas of finance. In this editorial, we tell authors the ideas on what types of papers we will accept for publication in the area of mathematical finance. We will discuss...

We introduce a novel semi-parametric estimator of the price of American options in a discrete time, Markovian framework. The estimator is based on a parametric specification of the stochasticdiscount factor and is non-parametric w.r.t. the historical dynamics of the state variables. The...