New Delhi, Nov. 14 -- India's retail inflation spiked to a 16-month high of 4.62% in October on costlier food items, reducing the headroom for a rate cut by the RBI in its monetary policy due next month. Inflation based on Consumer Price Index (CPI) was 3.99% in September. The inflation in the food basket spiked to 7.89% in October 2019 as against 5.11% the preceding month.p13...