scholarly journals Beyond Random Assignment: Credible Inference of Causal Effects in Dynamic Economies

2015 ◽  
Author(s):  
Christopher Hennessy ◽  
Ilya Strebulaev
2015 ◽  
Vol 105 (5) ◽  
pp. 502-507 ◽  
Author(s):  
Josh Angrist ◽  
David Autor ◽  
Sally Hudson ◽  
Amanda Pallais

In an ongoing evaluation of post-secondary financial aid, we use random assignment to assess the causal effects of large privately-funded aid awards. Here, we compare the unbiased causal effect estimates from our RCT with two types of non-experimental econometric estimates. The first applies a selection-on-observables assumption in data from an earlier, nonrandomized cohort; the second uses a regression discontinuity design. Selection-on-observables methods generate estimates well below the experimental benchmark. Regression discontinuity estimates are similar to experimental estimates for students near the cutoff, but sensitive to controlling for the running variable, which is unusually coarse.


2019 ◽  
Vol 75 (2) ◽  
pp. 825-866 ◽  
Author(s):  
CHRISTOPHER A. HENNESSY ◽  
ILYA A. STREBULAEV

2020 ◽  
pp. 1-47
Author(s):  
Santiago Tobón

I study the effects of prison quality on recidivism using individual-level data from Colombia. To estimate causal effects, I leverage the quasi-random assignment of inmates to newer, less crowded, and higher service prisons. For inmates assigned to newer facilities, I find that the probability of returning to prison within one year is 36% lower. Criminal capital, access to rehabilitation programs, and negative prison experiences—which could trigger changes in intrinsic preferences over illegal occupations—seem to be important mechanisms. The program led to substantial welfare gains, even when assuming a low social cost per crime.


2017 ◽  
Vol 19 (1) ◽  
pp. 36-42
Author(s):  
Agus Hendra Al-Rahmad

Background : Scaling Up Nutrition movement is a global effort to strengthen our commitment and accelerating action plan to improve nutrition, particularly the handling of nutrition in the first 1,000 days of life is exclusive breastfeeding and it until 24 months. One of the way is with exclusive breastfeeding counselling that can reduce stunting. The counseling is addressed to brides who need special attention in improving the nutrition and health. Objective : The aim of research to improve knowledge about exclusive breastfeeding counseling the bride through the use of leaflets. Method : This quasi-experimental study was a sample of 30 person a brides with non-random assignment, the variable a knowledge obtained through interviews using questionnaires while the method of counseling does face to face with an exclusive breastfeeding leaflet. The data was analyzed by dependent t-test. Result : The results showed exclusive breastfeeding counseling can improve knowledge bride (p= 0,000) with a mean difference is 6,13 and a deviation is 3,71. Conclusion : Increase of knowledge among ‘bride-to be’ about exclusive breastfeeding could be improved through the use of exclusive breastfeeding leaflet. Each health center must be in collaboration with Office of Religious Affairs to have exclusive breastfeeding counseling, and set one of the priority programs in the prevention of child stunting.   Keywords: Bride, counseling, knowledge of exclusive breastfeeding


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