British Chamber of Commerce has some perspective on this, which included economic reliance on agriculture, political risks, poor infrastructural support, being cash-based economy, etc. For more, you can read from the following link, http://www.britcham.org.sg/static-pages/o47-feature-opportunities-risks-investing-in-myanmar
Well, it would depend on the industry. In the end it depends on the access to markets rather than anything else. We are a law firm (moelwin999@gmail.com) and a logistics solutions provider (moe@inter-union.com) too.