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Keine Sozialwissenschaft hat sich so stark verändert wie die Ökonomie (Interview)

Wirtschaftsprofessor Ernst Fehr reagiert auf den Vorwurf von Zürcher Studenten, das Wirtschaftsstudium sei realitätsfern. Der Volkswirt verteidigt sein Fachgebiet, weist die Kritik aber nicht gänzlich zurück.

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Deutsch / 29/09/2013

Wenn China den Kapitalmarkt öffnet

Die geplante Liberalisierung des chinesischen Kapitalmarktes eröffnet Chancen und birgt auch Risiken. Ein Kommentar von Fabrizio Zilibotti.

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Deutsch / 20/09/2013

Right supramarginal gyrus is crucial to overcome emotional egocentricity bias in social judgments

Humans tend to use the self as a reference point to perceive the world and gain information about other people's mental states. However, applying such a self-referential projection mechanism in situations where it is inappropriate can result in egocentrically biased judgments. To assess egocentricity bias in the emotional domain (EEB), we developed a novel visuo-tactile paradigm...

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English / 15/09/2013

Das Humanvermögen effizient einsetzen

Das Wissen, wie im Finanzbereich Investitionsentscheidungen zu treffen sind und welche Fehler oft begangen werden, kann eine Hilfe bei der Entscheidung über den ärztlichen Berufsweg liefern.

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Deutsch / 13/09/2013

Long-term commitment and cooperation

We study how the willingness to enter long-term bilateral relationships affects cooperation even when parties have little information about each other, ex ante, and cooperation is otherwise unenforceable. We experimentally investigate a finitely-repeated Prisoner’s Dilemma, allowing players to endogenously select interaction durations. Consistent with prior research, longer...

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English / 01/09/2013

Modelling zero-inflated count data when exposure varies: with an application to tumor counts

This paper is concerned with the analysis of zero-inflated count data when time of exposure varies. It proposes a modified zero-inflated count data model where the probability of an extra zero is derived from an underlying duration model with Weibull hazard rate. The new model is compared to the standard Poisson model with logit zero-inflation in an application to the effect of...

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English / 01/09/2013

Selection-free predictions in global games with endogenous information and multiple equilibria

Global games with endogenous information often exhibit multiple equilibria. In this paper we show how one can nevertheless identify useful predictions that are robust across all equilibria and that could not have been delivered in the common-knowledge counterparts of these games. Our analysis is conducted within a flexible family of games of regime change, which have been used to...

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English / 01/09/2013

A simple test for the ignorability of non-compliance in experiments

This papers proposes a simple method for testing whether non-compliance in experiments is ignorable, i.e., not jointly related to the treatment and the outcome. The approach consists of (i) regressing the outcome variable on a constant, the treatment, the assignment indicator, and the treatment/assignment interaction and (ii) testing whether the coefficients on the latter two...

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English / 01/09/2013

Testing exclusion restrictions and additive separability in sample selection models

Standard sample selection models with non-randomly censored outcomes assume (i) an exclusion restriction (i.e., a variable affecting selection, but not the outcome) and (ii) additive separability of the errors in the selection process. This paper proposes tests for the joint satisfaction of these assumptions by applying the approach of Huber and Mellace (2011) (for testing instrument...

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English / 01/09/2013

Variance Risk Premiums in Foreign Exchange Markets

Based on the theory of static replication of variance swaps we assess the sign and magnitude of variance risk premiums in foreign exchange markets. We find significantly negative risk premiums when realized variance is computed from intraday data with low frequency. As a likely consequence of microstructure effects however, the evidence is ambiguous when realized variance is based on...

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English / 01/09/2013

What's holding back EU exports to China?

Access to the fast-growing Chinese economy is prized by policymakers and business people. Concerns that European firms are missing out on the Chinese boom have caused soul-searching in Europe about "competitiveness" and led to accusations of Chinese protectionism. For the first 15 members to join the European Union this paper estimates the determinants of the share of each...

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Deutsch / 01/09/2013

Shining Brighter Than The Stars? Corporate Evidence on Competing with Superstars

This paper investigates the effect of superstar CEOs on their competitors.
Exploiting shocks to CEO status due to awards provided by major media outlets,
we document a significant outperformance of competitors of superstar CEOs to a
control sample of competitors of observationally equivalent CEOs who do not win
an award. We observe an increase in risk-taking...

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English / 29/08/2013

Grenzüberschreitende Zusammenarbeit mit anthropometrischen und medizinischen Daten der Rekrutierung

Am Zentrum für Evolutionäre Medizin (Anatomisches Institut) und am Institut für Volkswirtschaftslehre der Universität Zürich werden seit einigen Jahren die historischen und modernen medizinischen Daten der Aushebungen in der Schweiz und in Deutschland untersucht. Anthropometrische Daten der Rekrutierung bieten die Möglichkeit, in repräsentativer Betrachtung Jahr für Jahr das...

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Deutsch / 20/08/2013

China wird mit 5 bis 6 % weiterwachsen (Interview)

Fabrizio Zilibotti, Ökonomieprofessor an der Uni Zürich, ist ein ausgewiesener China-Kenner. Er erklärt, warum das Reich der Mitte noch viel Wachstumspotenzial hat und wie die Schweiz davon profitieren kann.

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Deutsch / 18/08/2013

An evaluation of the impact of the natural forest protection programme on rural household livelihoods

In this paper, we estimate the impact on local household livelihoods of the Natural Forest Protection Programme (NFPP), the largest logging ban programme in the world that aims to protect watershed and conserve natural forests. In doing so we use a series of policy evaluation micro-econometric techniques to assess the impacts of the NFPP on two interrelated facets of household...

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/ 13/08/2013

Synthesizing a giant literature: a narrative of quantitative evidence on causes and consequences of financial sector development

The aim of this synthesis paper is to provide a narrative to the empirical findings of the comprehensive literature review concerning the quantitative effects of financial development on economic growth and employment and various determinants of financial sector development. The literature review has been restricted mostly to high-quality academic research that focus on developing...

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English / 13/08/2013

Increasing Top Income Shares in Switzerland, Europe and the U.S

Presentation at the conference on "Power and Justice in the Contemporary World-Economy"

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English / 09/08/2013

Analyst Coverage and Earnings Management: Quasi-Experimental Evidence

Do securities analysts serve as effective external monitors, or do they pressure managers to focus on short-term performance? To explore this question, we study how securities analysts influence managers' use of different types of earnings management. To isolate causality, we employ a quasi-experiment that exploits exogenous reductions in stock-level coverage resulting from...

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Deutsch / 08/08/2013

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