India, Aug. 14 -- Indian equity markets made optimistic start and are trading firm in early deals on Wednesday, with Sensex and Nifty gaining 0.29% each. Traders took encouragement with government data showing that India's retail inflation based on Consumer Price Index (CPI) eased marginally to 3.15% in the month of July 2019, on the back of softening fuel and light prices, even as inflation in the overall food basket moved up. CPI was 3.18% in June 2019, while it stood at 4.17% in July 2018. Also, inflation stayed below the RBI's medium-term target of 4% for an eleventh straight month. Some support also came with report that the slowdown-hit economy may soon get a booster dose from the government with Finance Ministry working on a stimulus...