They now keep their funding sources secret, but the fingerprints of the libertarian activists are all over the place:
Media Transparency lists Heartland as having received $2.887 (unadjusted for inflation) in grants between 1986 and 2005 from a range of foundations including [22]: * Armstrong Foundation * Barre Seid Foundation * Charles G. Koch Charitable Foundation * Jaquelin Hume Foundation * Charlotte and Walter Kohler Charitable Trust * Claude R. Lambe Charitable Foundation * Hickory Foundation * JM Foundation * John M. Olin Foundation, Inc. * Lynde and Harry Bradley Foundation * Rodney Fund * Roe Foundation * Scaife Foundations (Sarah Mellon Scaife, Carthage) * Walton Family Foundation
* Armstrong Foundation * Barre Seid Foundation * Charles G. Koch Charitable Foundation * Jaquelin Hume Foundation * Charlotte and Walter Kohler Charitable Trust * Claude R. Lambe Charitable Foundation * Hickory Foundation * JM Foundation * John M. Olin Foundation, Inc. * Lynde and Harry Bradley Foundation * Rodney Fund * Roe Foundation * Scaife Foundations (Sarah Mellon Scaife, Carthage) * Walton Family Foundation
For those not in the US names like Koch, Lambe, Olin, Scaife and Walton are a sure sign of a libertarian "think tank" front group. If you look up Cato Institute, Hoover Institute, etc. you will see the same names popping up over and over again.
I've been running a little informational campaign about Charles Koch (owner of the biggest private firm in the US). Here's some of my data on just one of his efforts, the (successful) effort to buy the economics department at George Mason University: Charles Koch and Libertarianism
The worst thing that anyone can do is to offer to "debate" with these people. Would Al Gore, for example, seriously consider debating a believer in a flat earth? Giving these people a platform is just what they are looking for. Policies not Politics ---- Daily Landscape
The masters, being fewer in number, can combine much more easily; and the law, besides, authorizes, or at least does not prohibit their combinations, while it prohibits those of the workmen. — Adam Smith in The Wealth of Nations