The world's top business development company is still a compelling long-term investment. Ares Capital (ARCC -1.68%), the world's top business development corporation (BDC), is a reliable investment for income seekers. Its high forward dividend yield of 8.7% is nearly double the 10-Year Treasury's 4.4% yield, and its shares have risen 11% over the past year. Investors might be wary of that high yield, but Ares' profits can easily cover its dividends. It could also be a great buy before its next earnings repo ...