Indonesia's fiscal position is generally sound and policy making prudent. However, the country still faces important challenges in terms of economic and social development. Infrastructure, education, health and social security are all spending areas that the government is trying to improve...

Fees are omnipresent in markets but, with few exceptions, are omitted in economic models-such as Double Auctions-of these markets. Allowing for general fee structures, we show that their impact on incentives and efficiency in large Double Auctions hinges on whether the fees are homogeneous (as,...