搜索结果: 1-4 共查到“国民经济学 volatility”相关记录4条 . 查询时间(0.031 秒)
Income Volatility and Household Consumption: The Impact of Food Assistance Programs
Income Volatility and Household Consumption Food
2015/7/23
The impact of food assistance programs (food stamps) in a period of rising income inequality in
the US is analyzed using 1978-1992 PSID data. We assess to what extent food assistance can be
viewed...
Is the minimum value of an option on variance generated by local volatility?
minimum value option local volatility
2010/10/18
We discuss the possibility of obtaining model-free bounds on volatility derivatives, given present market data in the form of a calibrated local volatility model. A counter-example to a wide-spread co...
Option pricing in multivariate stochastic volatility models of OU type
multivariate stochastic volatility models Ornstein-Uhlenbeck type processes option pricing
2010/10/18
We present a multivariate stochastic volatility model with leverage, which is flexible enough to recapture the individual dynamics as well as the interdependencies between several assets while still ...
On refined volatility smile expansion in the Heston model
refined volatility expansion Heston model
2010/10/18
It is known that Heston's stochastic volatility model exhibits moment explosion, and that the critical moment $s^{*}$ can be obtained by solving (numerically) a simple equation. This yields a leading ...