Sunday, August 27, 2017

The Effect of Violent Crime on Economic Mobility. Patrick Sharkey and Gerard Torrats-Espinosa
Journal of Urban Economics, Volume 102, November 2017, Pages 22-33, https://doi.org/10.1016/j.jue.2017.07.001

Abstract: Recent evidence has found substantial geographic variation in the level of upward economic mobility across US states, metropolitan areas, commuting zones, and counties. However, minimal progress has been made in identifying the key mechanisms that help explain why some urban areas have low rates of upward mobility while others have rates of upward mobility that resemble the most mobile nations in the developed world. In this article we focus attention on one specific dimension of urban areas, the level of violent crime. Using longitudinal data and an array of empirical approaches, we find strong evidence that the level of violent crime in a county has a causal effect on the level of upward economic mobility among individuals raised in families at the 25th percentile of the income distribution. We find that a one standard deviation decline in violent crime as experienced during late adolescence increases the expected income rank in adulthood by at least 2 points. Similarly, a one standard deviation decline in the murder rate increases the expected income rank by roughly 1.5 points. These effect sizes are statistically and economically significant. Although we are limited in our capacity to provide evidence on the mechanisms explaining the link between crime and mobility, we present suggestive results showing that the decline in the violent crime rate reduced the prevalence of high school dropouts at the county level between 1990 and 2010.

My comment: It seems that pure repression of those who behave bad (police and judicial repression) would make many areas more mobile. Take that in consideration... We oppress a very, very small part of the population, those too violent, putting them in prison until old in larger numbers than now, and the lives of the least upwardly mobile 20pct of the population can be as mobile as that of the more safe areas... What should we do?


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Approx translation to Spanish:

Se han encontrado pruebas recientes en el estudio del estudio de los efectos de las áreas metropolitanas sobre el medio ambiente. Sin embargo, se han logrado avances mínimos en la identificación de los mecanismos clave del futuro. En este artículo centramos la atención en una dimensión específica de las áreas urbanas, el nivel de delitos violentos. Usando datos longitudinales y una serie de enfoques empíricos, encontramos una manera de determinar el nivel del crimen. Encontramos que esta es una de las causas más comunes de la enfermedad. A, a, a, a, a, a, estándar, tasa, Estos efectos son estadísticamente y económicamente significativos. Aunque no somos conscientes del hecho de que este es el caso, no es el caso que el problema es el mismo.

Mi comentario: Parece que la pura represión
sobre aquellos que se comportan mal (represión policial y judicial) haría que muchas más áreas tuviesen más mobilidad social. Tomemos esto en consideración ... oprimimos una muy, muy pequeña parte de la población, los muy violentos, poniéndolos en prisión hasta la vejez en mayores n-umeros que ahora, y las vidas del 20pct de menor mobilidad de la población puede ser tan móvil como la de las áreas más seguras ... ¿Qué debemos hacer?

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