Publications des institutions partenaires
Do female officers improve law enforcement quality? Effects on crime reporting and domestic violence escalation
We study the impact of the integration of women in US policing between the late 1970s and early 1990s on violent crime reporting and domestic violence escalation. Along these two key dimensions, we find that female officers improved police quality. Using crime victimization data, we find that as female representation increases among officers in an area, violent crimes against women...
Institution partenaire
English / 01/08/2014
Risky adjustments or adjustments to risks: Decomposing bank leverage
By use of cointegration analysis, this paper splits bank leverage into a short- and long-run dimension. Regarding the long run, if banks’ leverage ratios or related liability shares are stable over time, they form a cointegrating relationship. Thus, cointegration tests indicate whether banks’ liability ratios were stable or subject to structural breaks during the financial crisis in...
Institution partenaire
English / 01/08/2014
Risk adjustment in aging societies
Background: In Switzerland, age is the predominant driver of solidarity transfers in risk adjustment (RA). Concerns have been voiced regarding growing imbalances in cost sharing between young and old insured due to demographic changes (larger fraction of elderly >65 years and rise in average age). Particularly young adults aged 19–25 with limited incomes have to shoulder...
Institution partenaire
English / 01/08/2014
A note on regressions with interval data on a regressor
Motivated by Manski and Tamer (2002) and especially their partial identification analysis of the regression model where one covariate is only interval-measured, we present two extensions. Manski and Tamer (2002) propose two estimation approaches in this context, focussing on general results. The modified minimum distance (MMD) estimates the true identified set and the modified method...
Institution partenaire
English / 29/07/2014
Career prospects and effort incentives: Evidence from professional soccer
It is difficult to empirically test the prediction that future career prospects create implicit efforts incentives because researchers cannot randomly "assign" career prospects to economic agents. To overcome this challenge, we use data from professional soccer, where employees of the same club face different external career opportunities depending on their nationality. We...
Institution partenaire
English / 29/07/2014
Can system dynamics learn from social network analysis?
This article deals with the analysis of large or complex system dynamics (SD) models, exploring the benefits of a multimethodological approach to model analysis. We compare model analysis results from SD and social network analysis (SNA) by deploying SNA techniques on a pertinent example from the SD literature—the world dynamics model. Although SNA is a clearly distinct method from...
Institution partenaire
English / 24/07/2014
Can system dynamics learn from social network analysis?
This article deals with the analysis of large or complex system dynamics (SD) models, exploring the benefits of a multimethodological approach to model analysis. We compare model analysis results from SD and social network analysis (SNA) by deploying SNA techniques on a pertinent example from the SD literature—the world dynamics model. Although SNA is a clearly distinct method from...
Institution partenaire
English / 24/07/2014
The development of human amygdala functional connectivity at rest from 4 to 23 years: a cross-sectional study
Functional connections (FC) between the amygdala and cortical and subcortical regions underlie a range of affective and cognitive processes. Despite the central role amygdala networks have in these functions, the normative developmental emergence of FC between the amygdala and the rest of the brain is still largely undefined. This study employed amygdala subregion maps and resting-...
Institution partenaire
English / 15/07/2014
Numeracy and the impact of high food prices in industrializing Britain, 1780–1850
Using census-based data on the ability to recall one's age, we show that low levels of nutrition impaired numeracy in industrializing England, 1780 to 1850: cognitive ability declined among those born during the Napoleonic wars. The effect was stronger in areas where grain was expensive and relief for the poor, an early form of welfare support was limited. Nutritional shortages...
Institution partenaire
English / 15/07/2014
When is a Risky Asset "Urgently Needed"?
The demand for commodities in standard applications typically is increasing in in- come, whereas the demand for the risk free asset in the classic portfolio problem often decreases with income. The latter is shown to occur if and only if the consumer is uncertainty preferences over assets satisfy the condition that the risk free asset is more readily substituted for the risky asset...
Institution partenaire
English / 01/07/2014
Informal ties in organizations : a case study
Network techniques are applied to a case study. The results show that using a joint approach can help in giving further insight into the analysis of informal ties in an organization. Special emphasis is given to centrality. The concept of mutual awareness, both on an individual and a global levels, is introduced and illustrated.
Institution partenaire
English / 01/07/2014
Regulation of pharmaceutical prices: Evidence from a reference price reform in Denmark
Reference price systems for prescription drugs constitute widely adopted cost containment tools. Under these regimes, patients co-pay a fraction of the difference between a drug's pharmacy retail price and a reference price that is set by the government. Reference prices are either externally (based on drug prices in other countries) or internally (based on domestic drug prices...
Institution partenaire
English / 01/07/2014
Maintaining efficiency while integrating entrants from lower-performing groups: an experimental study
Efficiently growing a group or firm often requires integration of individuals from lower-performing entities. We explore the effectiveness of two policies intended to facilitate such integration, using a laboratory experiment that models production as a coordination game with Pareto-ranked equilibria. We initially create an efficient group and an inefficient one. We then allow...
Institution partenaire
English / 01/07/2014
The consumption-income ratio, entrepreneurial risk and the US stock market: technical appendix
This appendix is for publication as supplementary web-material only. The main article will appear in the Journal of Money, Credit and Banking.
Institution partenaire
English / 01/07/2014
Do leaders affect ethical conduct?
We study whether leaders influence the unethical conduct of followers. To avoid selection issues present in natural environments, we use a laboratory experiment in which we form groups and assign leadership roles at random. We study an environment in which groups compete, with dishonest behavior enhancing group earnings to the detriment of social welfare. We vary, by treatment, two...
Institution partenaire
English / 01/07/2014
Mixed equilibrium in a pure location game: the case of n ≥ 4 firms
The Hotelling game of pure location allows interpretations in spatial competition, political theory, and professional forecasting. In this paper, the doubly symmetric mixed-strategy equilibrium for n ≥ 4 firms is characterized as the solution of a well-behaved boundary value problem. The analysis suggests that, in contrast to the cases n = 3 and n → ∞ , the equilibrium for a finite...
Institution partenaire
English / 01/07/2014
Higher bank capital requirements and mortgage pricing: evidence from the Counter-Cyclical Capital Buffer
We examine mortgage pricing before and after Switzerland was the first country to activate the Counter-Cyclical Capital Buffer of Basel III. Observing multiple mortgage offers per request, we obtain three core findings. First, capitalconstrained and mortgage-specialized banks raise their rates relatively more. Second, risk-weighting schemes supposed to discriminate against more risky...
Institution partenaire
English / 01/07/2014
Standardised packaging and tobacco-industry-funded research
We recently assessed the (possible) effect of plain packaging on the smoking behaviour of young Australian individuals (aged 14–17 years). Our conclusion was that there is no evidence that plain packaging has lowered smoking prevalence among young Australians.
Institution partenaire
English / 01/07/2014
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