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All-pay auctions: Implementation and optimality

This paper analyzes how all-pay auctions with endogenous prizes can be used to provide effort incentives. We show that wide classes of effort distributions can be implemented as equilibrium outcomes of such games. We also ask how all-pay auctions have to be structured so as to induce high expected highest efforts without generating excessive wasteful efforts of losers. All-pay...

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English / 01/01/2013

Testing for monotonicity in expected asset returns

Many postulated relations in finance imply that expected asset returns strictly increase in an underlying characteristic. To examine the validity of such a claim, one needs to take the entire range of the characteristic into account, as is done in the recent proposal of Patton and Timmermann (2010). But their test is only a test for the direction of monotonicity, since it requires...

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English / 01/01/2013

How costly is diversity? Affirmative action in light of gender differences in competitiveness

Affirmative action is often criticized for causing reverse discrimination and lowering thequalifications of those hired under the policy. However the magnitude of such adverse effectsdepends on whether the best suited candidate is hired absent the policy. Indeed affirmative actionmay compensate for the distortion discrimination imposes on the selection of candidates. Thispaper asks...

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English / 01/01/2013

Misbehavior, education, and labor market outcomes

Using data on young men from the National Education Longitudinal Survey, this paperinvestigates the relationship between childhood misbehavior and later education and labor marketoutcomes. The main finding is that eighth-grade misbehavior is important for earnings overand above eighth-grade test scores. Moreover, controlling for educational attainment, childhoodmisbehavior is...

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English / 01/01/2013

Understanding consumer decisions using behavioral economics

Consumers make many decisions in everyday life involving finances, food, and health. It is known from behavioral economics research that people are often driven by short-term gratification, that is, people tend to choose the immediate, albeit smaller reward. But choosing the delayed reward, that is, delaying the gratification, can actually be beneficial. How can we motivate consumers...

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English / 01/01/2013

Temporal structure and complexity affect audio-visual correspondence detection

Synchrony between events in different senses has long been considered the critical temporal cue for multisensory integration. Here, using rapid streams of auditory and visual events, we demonstrate how humans can use temporal structure (rather than mere temporal coincidence) to detect multisensory relatedness. We find psychophysically that participants can detect matching auditory...

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English / 01/01/2013

Déjà Vu? Short-term training in Germany 1980–1992 and 2000–2003

Short-term training has recently become the largest active labor market program in Germany regarding the number of participants. Little is known about the effectiveness of different types of short-term training, particularly their long-run effects. This paper estimates the effects of short-term training programs in West Germany starting in the time periods 1980–1992 and 2000–2003 on...

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English / 01/01/2013

Chapter 13 – Contextual and social influences on valuation and choice

To survive in our complex environment, we have to adapt to changing contexts. Prior research that investigated how contextual changes are processed in the human brain has demonstrated important modulatory influences on multiple cognitive processes underlying decision-making,
including perceptual judgments, working memory, as well as cognitive and attentional control.
...

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English / 01/01/2013

Subsampling tests of parameter hypotheses and overidentifying restrictions with possible failure of identification

We introduce a general testing procedure inmodels with possible identification failure that has exactasymptotic rejection probability under the null hypothesis. The procedure iswidely applicable and in this paper we apply it to tests of arbitrary linear parameter hypotheses as well as to tests of overidentification in time series models given by unconditional moment conditions. The...

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English / 01/01/2013

Generic substitution, financial interests, and imperfect agency

Policy makers around the world seek to encourage generic substitution. In this paper, the importance of prescribing physicians’ imperfect agency is tested using the fact that some Swiss jurisdictions allow physicians to dispense drugs on their own account (physician dispensing, PD) while others disallow it. We estimate a model of physician drug choice with the help of drug claim data...

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English / 01/01/2013

Early developmental emergence of human amygdala-prefrontal connectivity after maternal deprivation

Under typical conditions, medial prefrontal cortex (mPFC) connections with the amygdala are immature during childhood and become adult-like during adolescence. Rodent models show that maternal deprivation accelerates this development, prompting examination of human amygdala-mPFC phenotypes following maternal deprivation. Previously institutionalized youths, who experienced early...

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English / 01/01/2013

A developmental shift from positive to negative connectivity in human amygdala-prefrontal circuitry

Recent human imaging and animal studies highlight the importance of frontoamygdala circuitry in the regulation of emotional behavior and its disruption in anxiety-related disorders. Although tracing studies have suggested changes in amygdala-cortical connectivity through the adolescent period in rodents, less is known about the reciprocal connections within this circuitry across...

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English / 01/01/2013

Parabolic discounting of monetary rewards by physical effort

When humans and other animals make decisions in their natural environments prospective rewards have to be weighed against costs. It is well established that increasing costs lead to devaluation or discounting of reward. While our knowledge about discount functions for time and probability costs is quite advanced, little is known about how physical effort discounts reward. In the...

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English / 01/01/2013

Restricting temptations: neural mechanisms of precommitment

Humans can resist temptations by exerting willpower, the effortful inhibition of impulses. But willpower can be disrupted by emotions and depleted over time. Luckily, humans can deploy alternative self-control strategies like precommitment, the voluntary restriction of access to temptations. Here, we examined the neural mechanisms of willpower and precommitment using fMRI....

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English / 01/01/2013

The cognitive and neural basis of option generation and subsequent choice

Decision-making research has thoroughly investigated how people choose from a set of externally provided options. However, in ill-structured real-world environments, possible options for action are not defined by the situation but have to be generated by the agent. Here, we apply behavioral analysis (Study 1) and functional magnetic resonance imaging (Study 2) to investigate option...

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English / 01/01/2013

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