Long / Short Hedge Funds had a particularly strong month in April, a Morgan Stanley Prime Brokerage report noted. While analysts have fretted over China and efforts to reduce government and corporate leverage, long exposure significantly benefited fund managers. Other major stock market trends can be seen in hedge fund positioning, including the retail apocalypse trade playing itself out. On a global basis, European hedge funds generally had the best returns in April, with the average hedge fund in the Prime Brokerage survey delivering 1.62% performance, with the region’s Long / Short funds bringing up the average with 1.97% performance....