Industry economists expect modest gains in home sales and a spurt in single-family housing starts in 2015, but the market likely won’t reach full strength until next year. Fannie Mae is forecasting a 5.8 percent increase in total home sales from 2014 levels, with most of the increase coming in the smaller new-home category. The near-term outlook for sales is soft, the government-sponsored enterprise said in a new outlook, based on recent indicators such as ...