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Does Daylight Saving Time Really Make Us Sick?

Jin, Lawrence; Ziebarth, Nicolas R. - 2015

This paper comprehensively studies the health effects of Daylight Saving Time (DST) regulation. Relying on up to 3.4 million BRFSS respondents from the US and the universe of 160 million hospital admissions from Germany over one decade, we do not find much evidence that population health...

Persistent link: https://www.econbiz.de/10011288206

A Model Of Market-Enhancing Infrastructure

Aghion, Philippe; Schankerman, Mark - C.E.P.R. Discussion Papers - 2000

asymmetric firms, restructuring, and entry. We show how these welfare effects depend on the initial level of market development …, and restructuring and entry costs. The model generates an endogenous demand for infrastructure investment, and the … simulate the relative welfare effects of reducing transport, restructuring and entry costs, and we evaluate in each case the …

Persistent link: https://www.econbiz.de/10005656176

Competition, Entry, and the Social Returns to Infrastructure in Transition Economies

Aghion, Philippe; Schankerman, Mark - C.E.P.R. Discussion Papers - 1999

incentives for relatively low-cost firms to enter the market, and thus improves the efficiency of the entry process. The … among firms, the proportion of high-cost firms, the cost of restructuring, and entry costs for new firms. …

Persistent link: https://www.econbiz.de/10005667044

Expanding the Welfare System: A Proposal for Reform

Orszag, Mike; Snower, Dennis J. - C.E.P.R. Discussion Papers - 1997

This proposal involves the establishment of ‘welfare accounts’ for every person in a country. There are four accounts: a retirement account (covering pensions), an unemployment account (covering unemployment support), a human capital account (covering education and training), and a health...

Persistent link: https://www.econbiz.de/10005661484

Projecting the Spread of COVID-19 for Germany

Donsimoni, Jean Roch; Glawion, René; Plachter, Bodo; … - 2020

We model the evolution of the number of individuals that are reported to be sick with COVID-19 in Germany. Our theoretical framework builds on a continuous time Markov chain with four states: healthy without infection, sick, healthy after recovery or after infection but without symptoms and...

Persistent link: https://www.econbiz.de/10012207775

Face Masks Considerably Reduce COVID-19 Cases in Germany: A Synthetic Control Method Approach

Mitze, Timo; Kosfeld, Reinhold; Rode, Johannes; Wälde, … - 2020

We use the synthetic control method to analyze the effect of face masks on the spread of Covid-19 in Germany. Our identification approach exploits regional variation in the point in time when face masks became compulsory. Depending on the region we analyse, we find that face masks reduced the...

Persistent link: https://www.econbiz.de/10012269997

Pandemic Meets Pollution: Poor Air Quality Increases Deaths by COVID-19

Isphording, Ingo E.; Pestel, Nico - 2020

We study the impact of short-term exposure to ambient air pollution on the spread and severity of COVID-19 in Germany. We combine data on county-by-day level on confirmed cases and deaths with information on local air quality and weather conditions and exploit short-term variation in the...

Persistent link: https://www.econbiz.de/10012270096

School Re-Openings after Summer Breaks in Germany Did Not Increase SARS-CoV-2 Cases

Isphording, Ingo E.; Lipfert, Marc; Pestel, Nico - 2020

This paper studies the effect of the end of school summer breaks on SARS-CoV-2 cases in Germany. We exploit variation in the staggered timing of summer breaks across federal states which allows us to implement an event study design. We base our analysis on official daily counts of confirmed...

Persistent link: https://www.econbiz.de/10012322589

Schools under Mandatory Testing Can Mitigate the Spread of SARS-CoV-2

Isphording, Ingo E.; Diederichs, Marc; van Ewijk, Reyn; … - 2021

We use event-study models based on staggered summer vacations in Germany to estimate the effect of school re-openings after the summer of 2021 on the spread of SARS-CoV-2. Estimations are based on daily counts of confirmed coronavirus infections across all 401 German counties. Our results are...

Persistent link: https://www.econbiz.de/10012882420

The Effects of an Increase in the Retirement Age on Health – Evidence from Administrative Data

Barschkett, Mara; Geyer, Johannes; Haan, Peter; … - 2021

This study analyzes the causal effect of an increase in the retirement age on health. We exploit a sizable cohort-specific pension reform for women using two complementary empirical approaches – a Regression Discontinuity Design and a Difference-in-Differences approach. The analysis is based...

Persistent link: https://www.econbiz.de/10012882469