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城乡收入差距，何处“破题”?
城乡 收入差距 农业
2013/8/8
城乡居民收入比超31，收入差距处历史高位，如按可支配收入同一口径统计，城乡收入差距还要大些。农民不仅在收入上与城市居民有较大差距，在享受公共服务和社会福利方面与城市差距也很大。从实际情况看，这几年农民的农业收入占纯收入的比重在不断下降，因此今后靠农业增收实现收入增加的难度较大.
European Option Pricing with Liquidity Shocks
liquidity shock indifference price exponential utility maximization
2012/6/2
We study the valuation and hedging problem of European options in a market subject to liquidity shocks. Working within a Markovian regime-switching setting, we model illiquidity as the inability to tr...
A Fourier transform method for spread option pricing
Spread options multivariate spread options jump-diffusions fast Fourier transform gamma function
2010/10/29
Spread options are a fundamental class of derivative contract written on multiple assets,
and are widely used in a range of financial markets. There is a long history of approximation
methods for co...