President Barack Obama has received more in campaign contributions from business executives this year than any Republican presidential candidate. The findings illustrate the powers of an incumbent president with an established fundraising apparatus, and the diversity of political preferences among business leaders. Executives from communications and technology firms led Obama’s donor list. Romney’s professional ties to the private-equity fund Bain Capital LLC, which he founded, fueled his receipts. "Business is not a monolith," said Robin Kolodny, a political scientist at Temple.