Infosys Limited, Asia's 2nd largest exporter of software services by value, plunged the most in 9 months after the Chief Operating Officer, U.B. Pravin Rao said that spending by clients continues to be volatile and might hit profit margin in short term. On Thursday, the Bengaluru, India-based company's shares fell 4.3 percent to 1,185.50 rupees in Mumbai. This is recorded to be the biggest drop since 24th August. Infosys expects short-term, or qua