Showing 1 - 10 of 11
were ineligible for the awards, also showed sizeable average test gains, as did girls with low pretest scores, who were …
Persistent link: https://www.econbiz.de/10012467717
to teaching to the test.' We find evidence that existing teacher incentives in Kenya are indeed weak, with teachers … Kenya with incentives based on students' test scores. Students in program schools had higher test scores, significantly so … teachers increased effort to raise short-run test scores by conducting more test preparation sessions. While students in …
Persistent link: https://www.econbiz.de/10012469027
This paper presents the first analysis of the life course outcomes through late midlife (around age 55) for the participants of the iconic Perry Preschool Project, an experimental high-quality preschool program for disadvantaged African-American children in the 1960s. We discuss the design of...
Persistent link: https://www.econbiz.de/10012479837
Social experiments are powerful sources of information about the effectiveness of interventions. In practice, initial randomization plans are almost always compromised. Multiple hypotheses are frequently tested. "Significant" effects are often reported with p-values that do not account for...
Persistent link: https://www.econbiz.de/10012462417
This paper demonstrates gender differences in risk aversion and ambiguity aversion. It also contributes to a growing literature relating economic preference parameters to psychological measures by asking whether variations in preference parameters among persons, and in particular across genders,...
Persistent link: https://www.econbiz.de/10012463934
This paper is a practical guide (a toolkit) for researchers, students and practitioners wishing to introduce randomization as part of a research design in the field. It first covers the rationale for the use of randomization, as a solution to selection bias and a partial solution to publication...
Persistent link: https://www.econbiz.de/10012465873
short run and on academic test scores, employment, and income in the long run, while suggesting that most parents will not …
Persistent link: https://www.econbiz.de/10012457518
The literature on skill formation and human capital development clearly demonstrates that early investment in children is an equitable and efficient policy with large returns in adulthood. Yet little is known about the mechanisms involved in producing these long-term effects. This paper presents...
Persistent link: https://www.econbiz.de/10012459346
This paper presents an econometric mediation analysis. It considers identification of production functions and the sources of output effects (treatment effects) from experimental interventions when some inputs are mismeasured and others are entirely omitted
Persistent link: https://www.econbiz.de/10012459348
Mobile phone-based informational programs are widely used worldwide, though there is little consensus on how effective they are at changing behavior. We present causal evidence on the effects of six agricultural information programs delivered through text messages in Kenya and Rwanda. The...
Persistent link: https://www.econbiz.de/10014468248