India, July 29 -- Amid a surge in sugar prices, the Centre on Tuesday imposed stock limits on sugar dealers - they cannot hold over 4,000 quintals of sugar or retain stocks for more than 30 days from the date of receipt - in a bid to curb hoarding and ease prices ahead of the festive season. The order is effective August 1. Retail sugar prices rose to an all-time high of Rs.49/kg on average as of July 28. P9...