During the first five years, as the organization is growing and building capability, the Asia-Pacific Energy Centre will be unable to attract voluntary contributions or earn revenue from the sale of publications like the IEA, so contributions from members will need to cover the full annual budget. An annual contribution totaling $10 million from 53 APEF members is considered reasonable considering die role diat die autonomous organization will be vested with. The existing power pools —oil and gas trading hubs — are markets diat have a revenue stream based on the transactions that go through them.