In this article logistic strategies concerning internet shop were analysed. In the next part of article the main features of simulator of inventory turnover in internet shop were shown. Next proposal of implementation were presented. Also new indicator of customer resigning measure is...

In first part of article the logistics outsourcing in context of e-commerce was analysed. Advantages and disadvantages of dropshipping were described. Then the proposal of dropshipping model was presented. The specific character of internet shop was included in model. Next the simulation...

We discuss the origins and the possible reasons for the sudden death of the VOLAX contract.

We analyze the implied volatility surface structure of ODAX options as traded on DTB (currently Eurex). We apply PCA to cross sections of the implied volatility surface taken along the same moneyness (m) or the same time to maturity (T). For data from the period October 3rd 1997 – November...