I recently found an article at the Leadership (a Nigerian newspaper) entitled “How Absence Of Credible Entrepreneurs Ruins Cultural Goods” which explains how a post-colonial trade habit in Nigeria diminishes the revenues from cultural goods as the traders are not credible entrepreneurs.
It makes reference to a paper presentation titled, “Cultural Entrepreneurship Development in Nigeria’, delivered during the World Culture Day in Abuja, by the President, International Theatre Institute (ITI) Nigeria, Prof. Emmanuel Dandaura.
You can read through here.
Culture & Capital 
Great Post.