Publications des institutions partenaires
What drives the substitutability between native and foreign workers?: evidence about the role of language
This paper investigates the role of language in determining the degree of substitutability between foreign and native workers. To this end, we focus on Switzerland, an immigration-receiving country with four official languages spoken, three of which in common with bordering countries. We modify the model proposed by Ottaviano and Peri (2012) to account for the linguistic...
Institution partenaire
English / 26/05/2017
Exchange rate fluctuations and border crossings: evidence from the Swiss-Italian border
This paper provides an empirical analysis of the effects of nominal exchange rate fluctuations on cross-border mobility and on retailer firms' sales. Exchange rate shocks may affect the labour supply decisions of cross-border workers and the propensity for consumers to shop across the border. By using hourly data on traffic flows in Ticino, the southernmost canton of Switzerland...
Institution partenaire
English / 09/05/2017
Schweizer Verhältnis zu Europa wird nicht einfacher
Emmanuel Macron wird der neue Präsident Frankreichs. Finanzprofessor Mathias Hoffmann erklärt, was das für die Schweizer Wirtschaft bedeutet.
Institution partenaire
Deutsch / 09/05/2017
Diffusion of behavior in dynamic networks
We analyze binary choice models in communication networks, in which both, the formation of links in the network as well as the action choices are endogenous. We provide a complete characterization of the equilibrium action choices and networks, where agents choose their strategies – actions and links – according to a perturbed best response update rule. We show that a...
Institution partenaire
English / 01/05/2017
An experimental test of the Anscombe-Aumann Monotonicity axiom
Most models of ambiguity aversion satisfy Anscombe-Aumann’s Monotonicity axiom. Monotonicity imposes separability of preferences across events that occur with unknown probability. We construct a test of Monotonicity by modifying the Allais paradox to a setting with both subjective and objective uncertainty. Two experimental studies are conducted: while study 1 uses U.S. online...
Institution partenaire
English / 01/05/2017
Testing-Based Forward Model Selection
This paper defines and studies a variable selection procedure called Testing-Based Forward Model Selection. The procedure inductively selects covariates which increase predictive accuracy into a working statistical regression model until a stopping criterion is met. The stopping criteria and selection criteria are defined using statistical hypothesis tests. The paper explicitly...
Institution partenaire
English / 01/05/2017
Endogenous Growth, Semi-endogenous Growth... or Both? A Simple Hybrid Model
First generation endogenous growth models had the counterfactual implication that the long-term growth of per-capita GDP increased with the population size. Two influential growth paradigms, the semi-endogenous and the second generation fully endogenous, eliminated this strong scale effect. Both solutions have useful aspects and insights, but very different policy implications. This...
Institution partenaire
English / 01/05/2017
Access to Credit and Comparative Advantage
Access to external funds is crucial for the entry and expansion of entrepreneurial firms and the sectors they predominantly arise in. This paper reports three important results. First, comparative advantage is shaped by factor endowments as well as fundamental determinants of corporate finance. In particular, a larger equity ratio of firms and tough governance standards relax...
Institution partenaire
English / 01/05/2017
Sharp convergence rates for forward regression in high-dimensional sparse linear models
Forward regression is a statistical model selection and estimation procedure which inductively selects covariates that add predictive power into a working statistical regression model. Once a model is selected, unknown regression parameters are estimated by least squares. This paper analyzes forward regression in high-dimensional sparse linear models. Probabilistic bounds for...
Institution partenaire
English / 01/05/2017
Cultural Preferences and the Choice between Formal and Informal Financing
This paper documents significant differences in the financing structure of small firms with managers of diverse cultural backgrounds. To separate the effect of culture from other factors that affect the financing structure of firms, we exploit cultural heterogeneity within a geographical area with shared regulations, institutions, and macroeconomic cycles. Our findings suggest that...
Institution partenaire
English / 01/05/2017
Monetary Policy and Currency Returns: the Foresight Saga
We document a drift in exchange rates before monetary policy changes across major economies. Currencies tend to depreciate by 0.7 percent over ten days before policy rate cuts and appreciate by 0.5 percent before policy rate increases. We show that available fixed income instruments allow to accurately forecast monetary policy decisions and thus that the drift is foreseeable and...
Institution partenaire
English / 01/05/2017
Monotone equilibria in signalling games
We study the monotonicity of sender’s equilibrium strategy with respect to her type in signalling games. We use counterexamples to show that when the sender’s payoff is non-separable, the Spence-Mirrlees condition cannot rule out equilibria in which the sender uses non-monotone strategies. These equilibria can survive standard refinements as incentives are strict and the sender plays...
Institution partenaire
English / 01/05/2017
Concentrating on the fall of the labor share
The recent fall of labor's share of GDP in numerous countries is well-documented, but its causes are poorly understood. We sketch a "superstar firm" model where industries are increasingly characterized by "winner take most" competition, leading a small number of highly profitable (and low labor share) firms to command growing market share. Building on Autor...
Institution partenaire
English / 01/05/2017
Functional connectivity between prefrontal and parietal cortex drives visuo-spatial attention shifts
It is well established that the frontal eye-fields (FEF) in the dorsal attention network (DAN) guide top-down selective attention. In addition, converging evidence implies a causal role for the FEF in attention shifting, which is also known to recruit the ventral attention network (VAN) and fronto-striatal regions. To investigate the causal influence of the FEF as (part of) a central...
Institution partenaire
English / 01/05/2017
Spillover effects of institutions on cooperative behavior, preferences, and beliefs
Institutions are an important means for fostering prosocial behaviors, but in many contexts their scope is limited and they govern only a subset of all socially desirable acts. We study experimentally how the presence and nature of an institution that enforces prosocial behavior in one domain affects behavior in a similar but unregulated domain. Groups play two identical public good...
Institution partenaire
English / 01/05/2017
Über Roger Federers Millionen regt sich niemand auf
Laut Ernst Fehr können Millionen-Saläre gerechtfertigt sein - aber viele Firmen berechnen Manager-Vergütungen falsch.
Institution partenaire
Deutsch / 30/04/2017
Was bringt die URG-Revision für die Anliegen von Public Domain und Open Data?
Institution partenaire
Deutsch / 24/04/2017
Legitimacy through CSR disclosures? The advantage outweighs the disadvantages
Institution partenaire
English / 13/04/2017
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