Which of the following statements is true?

- The currency values among different countries rarely fluctuate.

- Cash flows of various parts of a multinational corporate system are always denominated in the same currencies.

- Institutional differences among countries can cause significant problems in coordination of subsidiaries.

- No nation places constraints on the transfer of corporate resources.

- Within similar geographic regions, different countries have uniform cultural heritages that shape values and influence the role of business in the society.