There is evidence of economic writing that dates all the way back to the Mesopotamian era. The development of modern economics is largely due to two groups which were known as the physiocrats and the mercantilists. These groups help develop capitalism in Europe in the 16th century.

Serbia, officially the Republic of Serbia, is a country located at the crossroads of Central and Southeast Europe, covering the southern part of the Pannonian Plain and the central Balkans. Serbia's capital Belgrade was voted as one of the up and coming capitals of Europe.

The PhD is a doctoral degree, specifically called a "doctor of philosophy" degree. This is misleading because PhD holders are not necessarily philosophers (unless they earned their degree in philosophy!). That said, PhD recipients are able to engage in thought experiments, reason about problems, and solve problems in sophisticated ways.