Showing 1 - 10 of 49
Using a new source of 19th century state prison records, this study contrasts the biological living conditions of comparable US African-American and white female statures during economic development. Black and white female statures varied regionally, and white Southeastern and black Southwestern...
Persistent link: https://www.econbiz.de/10013138015
It is a well known fact that economic development and distance to the equator are positively correlated variables in the world today. It is perhaps less well known that as recently as 1500 C.E. it was the other way around. The present paper provides a theory of why the “latitude gradient”...
Persistent link: https://www.econbiz.de/10012927736
For thousands of years, humans have known the value of honeybees in agriculture. Their pollination services are crucial for the mankind, the Global ecosystem and food production. The recently documented decline of the honeybee colonies in the world is alarming and may threaten the whole living...
Persistent link: https://www.econbiz.de/10013315794
In this paper we develop a micro ecosystem model whose basic entities are representative organisms which behave as if maximizing their net offspring under constraints. Net offspring is increasing in prey biomass intake, declining in the loss of own biomass to predators and Allee's Law applies....
Persistent link: https://www.econbiz.de/10013318279
We provide evidence about voters' response to crime control policies. We exploit a natural experiment arising from the … were more likely to report crime news involving pardoned individuals; ii) voters held worse beliefs on the incumbent … governments ability to control crime and iii) with respect to the previous elections, the incumbent national government …
Persistent link: https://www.econbiz.de/10012951775
Research in criminology has shown that the perceived risk of apprehension often differs substantially from the true level. To account for this insight, we extend the standard economic model of law enforcement (Becker, 1968) by considering two types of offenders, sophisticates and naïves. The...
Persistent link: https://www.econbiz.de/10012913196
The paper investigates the effect of police presence on homicides at the municipality level in Brazil during the January 2010 to December 2014 period. For this purpose, occasional and illegal police strikes are considered as relevant shocks in a quasi-natural experiment. After controlling for...
Persistent link: https://www.econbiz.de/10012915085
We present a dynamic lifecycle model of women's choices with respect to partnership status, labour supply and fertility when a male partner's true tendency for abusive behaviour is unobserved. The model is estimated by the method of simulated moments using longitudinal data from the Avon...
Persistent link: https://www.econbiz.de/10012917015
This paper studies the effect of surveillance cameras on crime in the Stockholm subway. Beginning in 2006, surveillance … introduction of the cameras reduced crime by approximately 20 percent in busy stations. I also show that some of the crimes were …
Persistent link: https://www.econbiz.de/10013149000
This article contributes to the literature on stock market integration by developing and estimating a capital asset pricing model with segmentation effects in order to assess stock market segmentation and its effects on risk premia at the regional level. We show that the estimated degrees of...
Persistent link: https://www.econbiz.de/10013084011