Money has swaggered through U.S. elections for decades – buying television ads, robo-calls and bumper stickers. But this year, it has been up to new tricks. A round-up by Barbara Borst
Measuring the exact impact of money on voters has proved hard to do. More often the focus is on how money alters the behavior of politicians or affects the political system as a whole. Scholars, activists and politicians disagree about what money really does in elections. Barbara Borst investigates.