Kooperativní chování je nezbytnou podmínkou pro existenci moderních komplexních společenství a ekonomik, jak je známe dnes. Z pohledu společenských věd je proto zajímavé porozumnět, jak takové chování může převažovat i v situacích, kdy jednoduchá úvaha vede k opačnému...

Kooperativní chování je nezbytnou podmínkou pro existenci moderních komplexních společenství a ekonomik, jak je známe dnes. Z pohledu společenských věd je proto zajímavé porozumnět, jak takové chování může převažovat i v situacích, kdy jednoduchá úvaha vede k opačnému...

This paper considers various options replication methods. Firstly, a specific type of barrier option, an up-and-out call, is considered. Other barrier options are briefly also described, and various types of barriers are considered. Secondly, a general definition of replication methods is...

Czech Abstract: Skupina zemí G20 ve své krátké historii nikdy nevěnovala zvláštní pozornost investiční politice a úpravě investičního prostředí. Během čínského předsednictví G20 v roce 2016 však došlo ke změně, kdy byla založena pracovní skupina pro obchod a investice...

Estimation of volatility of financial time series plays a crucial role in pricing derivatives. Volatility is often estimated from historical data; however, it is well known that volatility varies in time. We propose a method to choose a suitable length of historical data to estimate contemporary...

Building upon exhaustive research of extant and often fragmentary contemporary resources, this paper provides a thorough analysis of financial options trading and sales in interwar Czechoslovakia. Whilst focusing primarily on a remarkable bucketshop episode occuring in the late twenties and...

The article discusses problems of the empirical verification of the relative version of the theory of purchasing power parity based on aggregated price indexes (especially using the consumer price index). The goal of the articles is to compare empirical results obtained from cross-country time...

Long-term memory processes have been extensively examined in recent literature as they provide simple way to test for predictabilty in the underlying process. However, most of the literature interprets the results of estimated Hurst exponent simply by its comparison to its asymptotic limit of...

The article provides a basic description and taxonomy of sovereign wealth funds, rapidly gaining importance in the international monetary and financial systems. SFWs are pools of assets owned and managed directly or indirectly by governments to achieve specific objectives. Tentative estimates of...