Typically insightful analysis by Tokyo Tom. This post links Tom’s 19 Jan post on Haiti. Together you will find a library of digital support for your research.
What needs to be done? Simply, an end to corrupt rule and heavy taxes and regulatory burdens, central planning and intrusive foreign aid “development” schemes (that feed local elites and foreign contractors), and free and open trade with foreign nations.
By “simply” I think Tom highlights the clarity of the biggest inhibitors. The degree of difficulty of achieving those changes is staggering. That is why Paul Romer is campaigning for Charter Cities.