reforming the legal and regulatory processes around customs, and reducing delays, means that there is less reason to pay bribes to facilitate the process–and thus reduces corruption.
Read the entire post. It takes some nuggets from one of those reports that only Taylor seems to find, the source in this case being the World Trade Organization. The point is that there are many administrative and legal processes that inhibit cross-border trade, and reform of these processes could generate a lot more trade and economic improvement.