Delegates also saw that the Fund could act as an impartial arbiter or umpire to call out countries that violated the rules by pursuing policies that impeded the free flow of goods and services. The prime focus of delegates was to encourage trade flows, rather than to rebuild or develop international capital markets.
This is understandable when you recall that as a legacy of World War II, governments controlled international capital flows tightly, and private capital flows were a tiny fraction of what they are today.