Connecting decision makers to a dynamic network of information, people and ideas, Bloomberg quickly and accurately delivers business and financial information, news and insight around the world. For some hedge fund investors, President Donald Trump’s tax overhaul adds insult to the injury from poor investment performance. The Republican law eliminates deductions for certain expenses that wealthy taxpayers previously could itemize on their returns, including the management fees paid to hedge fund managers, which are usually mandatory. Now, rich investors will have to eat every penny of those expenses—even if the fund investments lose money.