In the interest of fairness: The biggest spenders on lobbying are typically business-right groups. https://www.opensecrets.org/lobby/top.php?showYear=2015&inde

In the interest of fairness: The biggest spenders on lobbying are typically business-right groups. https://www.opensecrets.org/lobby/top.php?showYear=2015&indexType=s https://www.opensecrets.org/lobby/top.php?showYear=2015&inde... The top individual funders tend to be conservatives: https://www.opensecrets.org/outsidespending/summ.php?disp=D https://www.opensecrets.org/outsidespending/summ.php?disp=D And on the left, the biggest organizational contributers in election cycles tend to be unions (which is a significant factor behind the right's desire to break them): https://www.opensecrets.org/orgs/list.php?cycle=2014 https://www.opensecrets.org/orgs/list.php?cycle=2014