Between 1990 and 2000 the global economy grew more than it did during the 10,000 years from the beginning of agriculture to 1950.

Growth of economy- Before the 1950 most of countries had interests in war industries as, less people wanted innovation and development of the market and as whole of the economy.  

Explanation:

As around the world people starting doing research work in the field of science and technology. As the IT sector developed into something new and big in the 1990's, and at the end of 1990's the government investment grew from 1% to 4 % in I.T industry. Software companies went on to introduce different applications and operating software's which led the stockholders to invest in that sector. The car manufacturers got fast on enhancing the productivity of its There was an enhance and more investment of the private sector after the 2000's as the rules and regulations got soft on them. So, it was a boost for the economy and had shown great development in that decade.