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Harmonic Regression Models: A Comparative Review with Applications

Strongly periodic series occur frequently in many disciplines. This paper reviews one specific approach to analyzing such series viz. the harmonic regression approach.In this paper the five major methodsnsuggested under this approach are critically reviewed and compared, and their empirical potential highlighted via two applications. The out-of-sample forecast comparisons are made...

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English / 01/09/2007

Spatial Effects in Willingness-to-Pay: The Case of Two Nuclear Risks

This paper examines the spatial dimension of marginal willingness to pay (MWP) for reduction of nuclear risks through increased insurance coverage. The effect of distance from a nuclear power plant on individuals’ MWP is ambiguous. MWP is expected to decrease with distance because the risk of being affected by an accident decreases. However, if individuals choose their residential...

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English / 01/09/2007

Competitive politics, simplified heuristics, and preferences for public goods

This paper examines the role of simplified heuristics in the formation of preferences for public goods. Political scientists have suggested that voters use simplified heuristics based on the positions of familiar parties to infer how a proposed policy will affect them and to cast a vote in line with their interests and values. Here, we use a two-stage field-survey experiment to...

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English / 01/09/2007

A Note on the Relation of Weighting and Matching Estimators

This paper compares the inverse-probability-of-selection-weighting estimation principle with the matching principle and derives conditions for weighting and matching to identify the same and the true distribution, respectively. This comparison improves the understanding of the relation of these estimation principles and allows constructing new estimators.

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English / 01/09/2007

Insider Trading in the Swiss Stock Market

Many studies on insider trading are based on data of the U.S. market and conclude that insiders can earn abnormal profits. This paper examines for the Swiss stock market whether insiders can earn abnormal profits and whether outsiders can make abnormal profits by mimicking the transactions of insiders. We find significant abnormal returns for insider trading, as well as some evidence...

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Deutsch / 01/09/2007

Die strategische Perspektive der Industrialisierung

In der Vergangenheit hat die Versicherungsbranche
zur Verbesserung der technischen
Ergebnisse vornehmlich auf traditionelle
Konzepte und Effizienzsteigerungsmassnahmen
gesetzt. Angesichts der anstehenden
Herausforderungen scheint jedoch zukünftig
eine konsequente Anwendung industrieller
Methoden entlang der gesamten Wertschöpfungskette
...

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Deutsch / 01/09/2007

Does the Choice of Performance Measure Influence the Evaluation of Hedge Funds

The Sharpe ratio is adequate for evaluating investment funds when the returns of those funds are normally distributed and the investor intends to place all his risky assets into just one investment fund. Hedge fund returns differ significantly from a normal distribution. For this reason, other performance measures for hedge fund returns have been proposed in both the academic and...

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English / 01/09/2007

An empirical analysis of the decision to train apprentices

It is a widely held belief that apprenticeship training represents a net investment for training firms, the cost of which needs to be recouped after the training period. A new firm-level data set for Switzerland reveals large variation in net costs across firms and, remarkably, negative net costs for 60 per cent of all firms. We use these data to estimate the effect of net costs on...

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English / 30/08/2007

Who Should Pay for Postal Services? Tax Payers vs. Senders vs. Receivers

Mandating universal service requires the public to decide what services people should have and what prices they should pay. Postal services have traditionally been financed by charging the senders only, while recent steps in the liberalization of the postal sector forced policymakers to find a broader financial basis for postal services. The existence of a receiver externality, the...

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English / 27/08/2007

Human motivation and social cooperation: experimental and analytical foundations

Since Durkheim, sociological explanations of social cooperation emphasize the internalization of values that induce norm compliance. Since Adam Smith, economic explanations of social cooperation emphasize incentives that induce selfish individuals to cooperate. Here we develop a general approach – the Beliefs, Preferences, and Constraints approach – showing that each of the above...

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English / 01/08/2007

The role of landscape amenities in regional development: a survey of migration, regional economic and hedonic pricing studies

Quality of life factors continue to gain importance in residential location decisions as well as location decisions of firms. One such factor is an attractive local landscape. The aim of this paper is to provide a survey of the empirical literature on the role of landscape amenities in local economic change. Following common amenity definitions, we define landscape amenities as...

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English / 01/08/2007

Regime Switching based Portfolio Selection for Pension Funds

This paper shows how a mean variance criterion can be applied to a multi period setting in order to obtain efficient portfolios in an asset and liability context. The optimization model allows for rebalancing activities, transaction costs, stochastic volatilities for both assets and liabilities. Furthermore, a general framework for the projection of pension fund liabilities as well...

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English / 01/08/2007

Taxation, insurance, and precautionary labor

We examine optimal taxation and social insurance with adverse selection in competitive insurance markets. In a previous literature, it has been shown that, with perfect insurance markets, social insurance improves welfare since it is able to redistribute without creating distortions. This result has been taken as robust to the introduction of adverse selection as this would only...

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English / 01/08/2007

Die Pflicht zur Arbeitszeiterfassung

Art. 46 ArG und Art. 73 ArGV 1 verpflichten den Arbeitgeber, die massgeblichen Verzeichnisse und Unterlagen im Zusammenhang mit der Umsetzung der arbeitsrechtlichen Schutzbestimmungen den Vollzugs- und Aufsichtsbehörden während mindestens fünf Jahren zur Verfügung zu halten. Daraus ergibt sich indirekt auch die Pflicht des Arbeitgebers zur Erfassung der Arbeitszeit. Der Arbeitgeber...

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Deutsch / 31/07/2007

Partial Identification of Wage Effects of Training Programs

In an evaluation of a job-training program, the influence of the program on the individual earnings capacity is important, because it reflects the program effect on human capital. Estimating these effects is complicated because earnings are observed for employed individuals only, and employment is itself an outcome of the program. Point identification of these effects can only be...

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English / 31/07/2007

Ambiguity Aversion and the Term Structure of Interest Rates

This paper studies the term structure implications of a simple structural economy in which the representative agent displays ambiguity aversion, modeled by Multiple Priors Recursive Utility. Bond excess returns reflect a premium for ambiguity, which is observationally distinct from the risk premium of affine yield curve models. The ambiguity premium can be large even in the simplest...

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English / 31/07/2007

Persistence of the School Entry Age Effect in a System of Flexible Tracking

In Germany, the streaming of students into an academic or nonacademic track at age 10 can be revised at later stages of secondary education. To investigate the importance of such revisions, we use administrative data on the student population in the German state of Hessen to measure the persistence of school entry age's impact on choice of secondary school track. Based on...

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English / 31/07/2007

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