Are lobbyists for conservative issues more effective than their liberal counterparts?

Is it true that lobbyists for ‘conservative’ issues are more effective than those for ‘liberal’ ones? I hear this all the time and I’m inclined to think that it isn’t true but let’s see where the data take us.

First, let’s define what we’re talking about. How do we measure effectiveness? Generally speaking, a common metric is how much is spent.

According to the Center for Responsive Politics the organization which spent the most on the 2016 election cycle was Fahr LLC, which manages and support a variety of efforts related to climate change, advanced energy, sustainable food systems, and socially responsible finance. A liberal group which gives 100% of it’s $90 million worth of donations to liberal/democratic/progressive candidates, groups, and causes.

Next is Renaissance Technologies, a NY based hedge fund, which almost evenly divided $54 million between liberal (53%) and conservative/republican (%47). I’d call that basically nonpartisan.

3rd is Las Vegas Sands, a real estate and entertainment giant which gave practically 100% of its $44 million in donations to conservative causes. I just have to point out that this is half of…