They use sophisticated tax avoidance techniques which can reduce the tax burden , at least in the United States , considerably .
Family offices in the United States are politically active , making campaign contributions to many candidates and PACs on both sides of the aisle .
candidates use sophisticated tax avoidance techniques which can reduce the tax burden , at least in the United States , considerably .
Family offices in the United States are politically active , making campaign contributions to many candidates and PACs on both sides of the aisle .