Contingent Valuation: Is Some Number Better than No Number?

Dolev-Yao is no better than Machiavelli

Demand for Number Portability in the Korean Telecommunications Market: Contingent Valuation Approach

This study relies on a customer demand-based view to examine how mobile number portability affects competition in the Korean mobile telecommunications market. Using a contingent valuation method, we investigate 1,161 subscribers’ willingness to pay for mobile number among the subscribers to service providers. Unlike previous studies on number portability, the introduction of number portability ...

Contingent Valuation

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No-Arbitrage Valuation of Contingent Claims in Discrete Time

Following Harrison and Kreps (1979) and Harrison and Pliska (1981), the valuation of contingent claims in continuous-time and discrete-time finite state space settings is generally based on the no-arbitrage principle, and the use of an equivalent martingale measure. In contrast, for some of the most popular discrete time processes used in finance, such as GARCH processes, the existing literatur...

Asteroidal number for some product graphs

The notion of Asteroidal triples was introduced by Lekkerkerker and Boland [6]. D.G.Corneil and others [2], Ekkehard Kohler [3] further investigated asteroidal triples. Walter generalized the concept of asteroidal triples to asteroidal sets [8]. Further study was carried out by Haiko Muller [4]. In this paper we find asteroidal numbers for Direct product of cycles, Direct product of path and cy...