This story was originally published on CFO Dive. To receive daily news and insights, subscribe to our free daily CFO Dive newsletter. Dive Brief: Optimism among small businesses rose last month amid expectations of increasing sales and stronger earnings, the National Federation of Independent Business said Tuesday in a monthly survey report. At the same time, demand for labor among small businesses remained weak in August, aligning with an economy-wide trend. The portion of business owners reporting dif ...