The dispute between the National Stock Exchange (NSE) and the Singapore Stock Exchange (SGX) is coming up for a fresh hearing in the Bombay High Court on Thursday. The NSE is trying to prevent the SGX from launching new derivative contracts based on underlying Indian securities, such as the Nifty index. The court will have to consider multiple issues - intellectual property rights, public information and international licensing rights - bearing in mind that international investors need access to such products. After an 18-year partnership and a licensing agreement that allowed forex-denominated derivatives of the Nifty index to be traded

