Based on balance management, this paper proposed an optimal issuance model of national debt in order to minimize the expected interest cost of portfolio of national debt.

基于国债余额管理提出了一个国债最优发行模型，以最小化所发行国债组合的期望利率成本。

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At the very least, fewer competitors in the business--and bond insurers would need to maintain the highest rating to stay in the game--would raise the cost of bond issuance for many smaller cities and make some projects too expensive to finance.

FORBES: Washington To Bond Insurers: Don't Expect A Bailout

There are no jobs without investment, so the easy answer is to reduce the cost of same through reduced capital gains taxes, and most important, the issuance of a stable dollar the value of which will be a magnet for capital around the world.

FORBES: Political Economy