Úvod: Statistika ÚZIS k roku 2019 potvrzuje v České Republice 102 tisíc nemocných trpících demencí. Na 100 000 obyvatel připadá 582 osob s tímto onemocněním, což je 0,6 % populace. Článek mapuje vývoj demence od počátku po současnost.Cíl: Cílem publikace podat přehled o vývoji a současném stavu onemocnění ČR i zahraničí. Seznámit poukázat na demenci jako celosp...

We examine the issue of possible portfolio diversification benefits into seven Middle-Eastern and North African (MENA) stock markets. We take the standpoint of the world investor and we construct portfolios in international and local currencies based on five optimization models and two risk measures. We then compare the portfolio out-of-sample performance based on Sharpe and Sortino ratios thro...

How may we quantify the value of physical resources, such as entangled quantum states, heat baths or lasers? Existing resource theories give us partial answers; however, these rely on idealizations, like perfectly independent copies states exact knowledge a state. Here introduce general tool “currencies” to realistic descriptions applicable in experimental settings when do not have perfect cont...

A technology should be judged in how it solves recognized problems, not by its technical appeal

We study the optimal monetary policy in a two-country open-economy model under two monetary arrangements: (a) multiple currencies controlled by independent policy makers; (b) common currencies with a centralized policy maker. Our findings suggest that: (i) Monetary policy competition leads to higher long-term inflation and interest rates with large welfare losses; (ii) The inflation bias and th...

In January 1999, members of the European Union introduced a single currency, the Euro. In 2002, the Euro will replace national currencies, and each country’s currency will cease to exist. It is our belief that within the next ten years the Euro will merge with the Dollar to create a single currency for the United States, Europe, and eventually for other countries. These articles explore the imp...