+ ‘blog/doctrees/’
/ ‘blog/doctrees/2014/07/22/market_failure.doctree’
/ ‘blog/doctrees/environment.pickle’
/ ‘blog/doctrees/master.doctree’
/ ‘blog/doctrees/pages/about.doctree’
/ ‘blog/doctrees/pages/links.doctree’
/ ‘blog/html/2014/07/22/market_failure.html’
/ ‘blog/html/_sources/2014/07/22/market_failure.txt’
/ ‘blog/html/index.html’
/ ‘blog/html/rss.html’
...