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This paper uses the tools developed in the literature on dynamically incomplete markets with finite agents to study the large economy with a continuum of agents and both aggregate and idiosyncratic shocks in Krusell and Smith (1998). It establishes the existence of sequential competitive...
Persistent link: https://www.econbiz.de/10011919029
Dynamic stochastic general equilibrium models with ex-post heterogeneity due to idiosyncratic risk have to be solved numerically. This is a nontrivial task as the cross-sectional distribution of endogenous variables becomes an element of the state space due to aggregate risk. Existing global...
Persistent link: https://www.econbiz.de/10011875645
The paper presents and studies a new concept of coalition domination for incomplete markets. It was elaborated applying a contractual approach and based on the notion of fuzzy contractual allocation, see Marakulin (2011, 2013). Core allocations are implemented by the net trades (webs of...
Persistent link: https://www.econbiz.de/10012842642
. Intermediaries make arbitrage profits by exploiting the price spreads across markets. Meanwhile, they are required to separately post … collateral to support arbitrage trades. We show that with volatile asset demands, arbitrage becomes risky. With information …
Persistent link: https://www.econbiz.de/10011874838
Persistent link: https://www.econbiz.de/10013256022
arbitrage-free and incomplete market setting when different pricing measures are possible. Involved pricing measures now depend …
Persistent link: https://www.econbiz.de/10011899208
Persistent link: https://www.econbiz.de/10011740670
Persistent link: https://www.econbiz.de/10015046365
In this paper we study the existence of arbitrage opportunities in a multi-asset market when risk-neutral marginal … distributions of asset prices are known. We first propose an intuitive characterization of the absence of arbitrage opportunities in … terms of copula functions. We then address the problem of detecting the presence of arbitrage by formalizing its resolution …
Persistent link: https://www.econbiz.de/10012975101
In this paper we study the existence of arbitrage opportunities in a multi-asset market when risk-neutral marginal … distributions of asset prices are known. We first propose an intuitive characterization of the absence of arbitrage opportunities in … terms of copula functions. We then address the problem of detecting the presence of arbitrage by formalizing its resolution …
Persistent link: https://www.econbiz.de/10013008086