A survey says, India has improved its ranking by one spot in a global index of business optimism, with policy reforms and Goods and Services tax expected to become a reality soon. <br/><br/>According to the latest Grant Thornton International Business Report, India was ranked second on the optimism index during the third quarter (July-September 2016).<br/><br/>Indonesia took the top spot, with the Philippines coming in third. The report says, the improvement in the optimism ranking in the recent past clearly reflects that the reform agenda of the government and its efforts on improving the climate for doing business are having an impact. <br/><br/>The report is prepared on the basis of a quarterly conducted global business survey of 2,500 businesses across 36 economies.