This study was commissioned by a futures market Exchange firm plagued by members' trading off-floor in strict violation of the Exchange's rules requiring transactions to be made on the Exchange floor during trading hours in the assigned trading areas. Any violation of these rules is a major...

The aim of this article is to analyse the major sources of transaction costs in financial markets, in particular to find the amounts of such costs on the Warsaw Stock Exchange (WSE). Sources of transaction costs are considered: commissions, bid-ask spread and market impact. The commissions are...