9 stock tips hiding in Warren Buffett’s latest letter to Berkshire shareholders

“Be pragmatic and opportunistic with your investments.”Warren Buffett has done it again, penning an annual letter to Berkshire Hathaway BRK.A, +0.55% BRK.B, +0.50%shareholders with valuable lessons for both investors and business leaders — along with subtle signals about his investment intentions.     He opened with a tribute to his late partner, Charlie Munger, the architect of the Berkshire business model, with Buffett as the general contractor. It’s