Sciences économiques

Under which conditions does religion affect educational outcomes?

Description: 

This paper examines under which conditions religious denomination affects public spending on schooling and educational performance. We employ a unique data
set which covers, inter alia, information on numerous measures of public school inputs in 169 Swiss districts for the years 1871/72, 1881/82 and 1894/95, marks from
pedagogical examinations of conscripts (1875-1903), and results from political referenda to capture conservative or progressive values. Although Catholic districts show on average significantly lower educational performance and spend less on primary schooling than Protestant districts, Catholicism is harmful only in a conservative milieu. We also exploit information on absenteeism of pupils from school to separate provision of schooling from use of schooling.

Portfolio balance effects of the SNB’s bond purchase program

Description: 

This paper carries out an empirical investigation of the impact on bond spreads of the announcement, purchases and exit from the SNB’s bond purchase program in 2009-2010. We find evidence in favor of a narrowing yield spread of covered bonds as a result of the program. The effect materialized in the days following the announcement of the SNB’s intention to buy bonds issued by private sector borrowers, as markets learned that the SNB was buying covered bonds. The specification of the bond spreads used allows us to identify this effect as a discounted portfolio balance effect of the expected purchases, as distinct from policy signalling. In contrast, we find no evidence of a further effect of the actual purchases and subsequent sales on bond spreads.

Økonomi opp ned

Interview on «Pyrrhussieg für Schäuble»

Description: 

Mathias Hoffmann, Professor für International Trade and Finance an der Universität Zürich, erklärt im Interview mit «Finanz und Wirtschaft», weshalb es eine Bankenunion braucht, um die Eurokrise zu lösen.

Explaining the world heritage list: an empirical study

Description: 

The UNESCO World Heritage List is designed to protect the global heritage. We show that, with respect to countries and continents, the existing World Heritage List is highly imbalanced. Major econometric determinants of this imbalance are historical GDP, historical population, area in square kilometers of a country, and number of years of high civilization. Surprisingly, economic and political factors, such as membership on the UN Security Council, which should be unrelated to the value of a country’s heritage and therefore should have no impact, are shown to have a systematic impact on the composition of the World Heritage List.

Chapter 13 – Contextual and social influences on valuation and choice

Description: 

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.
However, in everyday life, the importance of context is even more obvious during economic and social interactions, which often have implicit rule sets that need to be recognized by a decisionmaker.
Here, we review recent evidence from an increasing number of studies in the fields of Neuroeconomics and Social Neuroscience that investigate the neurobiological basis of contextual effects on valuation and social choice. Contrary to the assumptions of rational choice theory, multiple contextual factors, such as the availability of alternative choice options, shifts in reference point, and social context, have been shown to modulate behavior, as well as signals in task-relevant neural networks. A consistent picture that emerges from neurobiological results is that valuationrelated activity in striatum and ventromedial prefrontal cortex is highly context dependent during
both social and nonsocial choice. Alternative approaches to model and explain choice behavior, such as comparison-based choice models, as well as implications for future research are discussed.

Do financial incentives affect firms’ demand for disabled workers?

Description: 

A number of OECD countries aim to encourage work integration of disabled persons using quota policies. For instance, Austrian firms must provide at least one job to a disabled worker per 25 nondisabled workers and are subject to a tax if they do not. This “threshold design” provides causal estimates of the noncompliance tax on disabled employment if firms do not manipulate nondisabled employment; a lower and upper bound on the causal effect can be constructed if they do. Results indicate that firms with 25 nondisabled workers employ about 0.04 (or 12%) more disabled workers than without the tax; firms do manipulate employment of nondisabled workers but the lower bound on the employment effect of the quota remains positive; employment effects are stronger in low-wage firms than in high-wage firms; and firms subject to the quota of two disabled workers or more hire 0.08 more disabled workers per additional quota job. Moreover, increasing the noncompliance tax increases excess disabled employment, whereas paying a bonus to overcomplying firms slightly dampens the employment effects of the tax.

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

Description: 

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 the three outcomes employment, earnings, and participation in long-term training programs. We find that short-term training shows mostly persistently positive and often significant employment effects. Short-term training focusing on testing and monitoring search effort shows slightly smaller effects compared to the pure training variant. The lock-in periods lasted longer in the 1980s and 1990s compared to the early 2000s. Short-term training results in higher future participation in long-term training programs.

The effects of time delay in reciprocity games

Description: 

Reciprocity is common in economic and social domains, and it has been widely documented in the laboratory. While positive and negative reciprocity are observed in investment and ultimatum games, respectively, prior laboratory studies often neglect the effect of time delays that are common in real-world interactions. This research investigates the effect of time delays on reciprocity in the investment and ultimatum games. We manipulate the time delay after second movers have been informed about the first movers’ decisions. We find that a delay is correlated with fewer rejections in the ultimatum game, but we find no effect of delays in the investment game. A follow-up study explores some of the processes that occur during time delay in the ultimatum game. We find delays correlated to increased reported feelings of satisfaction and decreased reported feelings of disappointment. Increased satisfaction is correlated to an increased probability of rejection, while disappointment has a more complex relationship to the probability of rejection.

Salience signals in the right temporoparietal junction facilitate value-based decisions

Description: 

Value-based decisions optimize the relation of costs and benefits. Costs and benefits confer not only value but also salience, which may influence decision making through attentional mechanisms. However, the computational and neurobiological role of salience in value-based decisions remains elusive. Here we develop and contrast two formal concepts of salience for value-based choices involving costs and benefits. Specifically, global salience (GS) first integrates costs and benefits and then determines salience based on this overall sum, whereas elemental salience (ES) first determines the salience of costs and benefits before integrating them. We dissociate the behavioral and neural effects of GS and ES from those of value using a value-based decision-making task and fMRI in humans. Specifically, we show that value guides choices and correlates with neural signals in the striatum. In contrast, only ES but not GS impacts decision making by speeding up reaction times. Moreover, activity in the right temporoparietal junction (RTPJ) reflects only ES and correlates with its response-accelerating behavioral effects. Finally, we report an ES-dependent change in functional connectivity between the RTPJ and the locus ceruleus, suggesting noradrenergic processes underlying the response-facilitating effects of ES on decision making. Together, these results support a novel concept of salience in value-based decision making and suggest a computational, anatomical, and neurochemical dissociation of value- and salience-based factors supporting value-based choices.

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