The US has asked the World Trade Organisation to let it impose sanctions on Indonesia after winning a trade dispute that it said cost US business up to US$350 million in 2017, Reuters reported on Monday, quoting a US filing published by the WTO on the same day. Escalating trade tensions between the U.S. and China are raising economic uncertainty in Asia and sending ripples through financial markets in Indonesia and India, Paul Gruenwald, global chief economist for S&P Global Ratings said in an interview with Nikkei Asian Review. Indonesia’s economy beat forecasts and grew the fastest in 4-1/2 years in April-June, helped by robust consumption during the Muslim fasting month, but headwinds cloud the outlook on lifting growth well above 5 percent, according to a report by Reuters.