After a tumultuous week of violent lurches higher (but mostly lower), the S&P 500 has ended April with its worst start to a year since the start of World War 2...Vacation bookings are soaring, car sales are booming and Americans continue to spend with abandon, thanks to higher wages and brisk hiring; and yet, the economy unexpectedly contracted in the first quarter, led by trade deficits and a drop in inventory purchases.“The market is worried about a very fragile economic outlook, as it should be," said Joe LaVorgna, chief Americas economist at Natixis and former Trump White House economic adviser.“The...