 Recent economic data showed surprising strength in the US service sector via the ISM services report and non-farm payrolls but markets are looking ahead and seeing weakness.Here are the signs:1 BondsThe main tell is in the bond market where peak inflation is being priced in and theres a bid for safety. US 10-year yields have fallen to 3.49 from 4.43 in mid-October. Theres never a better time to buy bonds than before a recession.Jeff Gundlach argues US 10s shou... 