The world’s largest economy hit a bigger ditch in the first quarter than initially estimated, held back by harsh winter weather, a strong dollar and delays at ports. Gross domestic product in the U.S. shrank at a 0.7 percent annualized rate, revised from a previously reported 0.2 percent gain, according to Commerce Department figures issued Friday in Washington. The median forecast of 84 economists surveyed by Bloomberg called for a 0.9 percent drop. By contrast, the report also showed incomes climbed, fueling the debate on whether GDP is being underestimated. A swelling trade gap subtracted the most from growth in ... (full story)