Estonia...

Population: 1.311 million people
Area: 45,339 km2
Official language: Estonian
Member of the European Union and NATO since 2004.
Participates in the Schengen area since 2007. Memeber of OECD. 
Currency unit: EURO
Estonia is ranked 9th in the World, the Heritage Foundation's index of economic freedom; 23rd in Corruption Percepitions Index and 29th out of 144 in the Global Competitiveness Report. Estonia in 17th in Easy of Doing Business Ranking.
Estonia has one of the highest credit ratings in the area-Credit ratings: Fitch A+, S&P AA-, Moody`s A1.
Estonia is one of the world's leading countries in the development of e-services. Estonia is 2nd in Internet Freedom.
In 2003 Skype was founded in Estonia.
In 2008 Cyber Defence Centre of Excellence was established in Estonia and it has been given International Military Organisation status and accreditation by NATO's Centre of Excellence.

More information about investment and business oportunities in Estonia you can find below:

Investment guide www.investinestonia.com/en/Investment-guide/

Business opportunities www.investinestonia.com/en/business-opportunities/business-opportunities

Business environment www.investinestonia.com/en/business-environment