It depends, but you may prefer to invest in the Czech Republic because the country is part of the EU.
Both Russia and the Czech republic used to be parts of the soviets union. After the dis-solvent of the Soviet union 15 new countries were formed, one of which was Russia and another Czech republic. Therefore Russia and the Czech republic are not the same country.
The Czech Republic
Canada, USA, Russia, Finland, Sweden, Czech Republic
Germany, Czech republic, Slovakia, Ukraine, belarus and russia
Poland would be the country that borders Belarus Lithuania and the Czech Republic (in addition to Germany, Slovakia, the Ukraine, and Russia). Warsaw is an example of a Polish city.
CZ is the country code for Czech Republic.
Prague is the capital of the Czech Republic.
Czech is a language. The Czech Republic is a country.
The Czech Republic is country code +420.
The country with the capital Prague is the Czech Republic.
Czech Republic
South of Czech Republic is Austria.