Byline: Atmadip Ray
Aug. 6--KOLKATA, India -- Warren Buffet once said derivatives are nothing but financial weapons of mass destruction, if not managed properly. India's rupee derivative market has picked up and banks are making hay while the sun shines. But their counterparts, corporates -- specially those in the middle and lower tiers -- seriously lack the expertise to deal with derivative products, according to experts.
The most popular rupee-derivative product among corporates is the structured zero-cost option, where corporates don't have to pay a premi