Chief Economic Adviser Arvind Subramanian has exuded confidence of resolving teething problems of GST implementation in one or two months. Mr. Subramanian told media after attending the GST rollout ceremony in Parliament that there will be some hurdles initially, but it will be removed in 1-2 months.<br/><br/>Central Vigilance Commissioner K V Chowdary said, initially, there will be some problems, but both Centre and states are determined to resolve them. He said, GST is an important move and it will curb black-marketing and improve ease of doing business.