Historical origins of libertarian thought

Describe the historical origins of libertarian thought.  What economic and political situation are libertarians responding to? Describe the libertarian attitude towards taxation.  How does this view connect to the core value(s) of libertarian thought?

In “Classical Liberalism as an Organizing Ideal,” James Buchanan speaks about the “services of a choicemaker.” To whom (or to what) is Buchanan referring?  Is such a “choicemaker” necessary?  Why or why not?

James Buchanan is very suspicious of the state.  Why?  Why, in his opinion, are states typically so ineffective at managing the economy?

What, according to John Williamson, is the Washington Consensus?  What sorts of policies does it endorse?  And which important institutions have adopted its institutional and policy recommendations?