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An Affine Term Structure Model with Auxiliary Stochastic Volatility-Covolatility
Term structure Stochastic volatility Wishart Autoregressive process
2011/4/2
This paper proposes an affine term structure model in a stochastic volatility setting. It provides a useful modeling tool to bridge the two strands of macroeconomic and finance research: the DSGE-VAR ...
The continuous behavior of the numeraire portfolio under small changes in information structure, probabilistic views and investment constraints
continuous behavior numeraire portfolio small changes information structure probabilistic views investment constraints
2010/12/17
The numeraire portfolio in a financial market is the unique positive wealth process that makes all other nonnegative wealth processes, when deflated by it, supermartingales. The numeraire portfolio de...
Multivariate Feller conditions in term structure models: Why do(n't) we care?
Multivariate Feller conditions structure models care
2010/12/17
In this paper, the relevance of the Feller conditions in discrete time macro-finance term structure models is investigated. The Feller conditions are usually imposed on a continuous time multivariate ...