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The properties and applications of the normal log-normal (NLN) mixture are considered. The moment of the NLN mixture is shown to be finite for any positive order. The expectations of exponential functions of a NLN mixture variable are also investigated. The kurtosis and skewness of the NLN...
Persistent link: https://www.econbiz.de/10005063629
There are different views on the specifications of market share models between economists and marketing researchers. The paper made a multi-criteria comparison between the two well-known demand system models, the AIDS and Translog model that are subject to the symmetry and homogeneity...
Persistent link: https://www.econbiz.de/10005130167
In this paper, we study the effects caused by the presence of outliers on the identification and estimation of GARCH models. First, we derive the asymptotic biases of the sample autocorrelations of squared observations and their effects on some popular homoscedasticity tests when uncorrelated...
Persistent link: https://www.econbiz.de/10005342156
unobserved heterogeneity. Controlling for job matching, we find that returns to seniority are close to zero …
Persistent link: https://www.econbiz.de/10005699664
This paper studies passengers' choice behavior in air travel. Products are defined as a unique combination of airline and flight itinerary while markets are defined as a directional round-trip air travel between an origin and a destination city. A structural econometric model is used to...
Persistent link: https://www.econbiz.de/10005130226
This paper analyzes the implications of heterogeneity in price setting for both price and inflation inertia. Standard … only ex-post heterogeneity. While it is known that these models have different implications in terms of the dynamic effects … of monetary shocks, the role of heterogeneity has not yet been properly explored. In a simple framework, this paper …
Persistent link: https://www.econbiz.de/10005328863
This paper presents a simple Cass-Koopmans-Ramsey AK growth model with heterogeneity that explains how policies that … place in poor and rich countries alike, arising from productivity heterogeneity and redistribution (although it could also … arise from other sources of heterogeneity). The effect is explicitly captured in the aggregate growth equation by the …
Persistent link: https://www.econbiz.de/10005328881
call match quality. Agents have complete information about worker and firm heterogeneity, and symmetric but incomplete …
Persistent link: https://www.econbiz.de/10005328946
" amounts. However, relative risk aversion appears to be constant when one corrects for individual heterogeneity, although there …
Persistent link: https://www.econbiz.de/10005342159
This paper presents a simple Cass-Koopmans-Ramsey AK growth model with heterogeneity that explains how policies that … place in poor and rich countries alike, arising from productivity heterogeneity and redistribution (although it could also … arise from other sources of heterogeneity). The effect is explicitly captured in the aggregate growth equation by the …
Persistent link: https://www.econbiz.de/10005086426