Showing 1 - 10 of 81
Do students perform better on statewide assessments in years in which they have more school days to prepare? We explore this question using data on math and reading assessments taken by students in the 3rd, 5th and 8th grades since 1994 in Maryland. Our identification strategy is rooted in the...
Persistent link: https://www.econbiz.de/10005822951
We examine the dynamic evolution of incomes, both disposable and gross, for several groups in the PSID panel data at several points from 1968 to 1997. We employ the extended Kolmogorov-Smirnov tests of First and Second Order Stochastic Dominance (SD) as implemented by Maasoumi and Heshmati...
Persistent link: https://www.econbiz.de/10005761884
nonparametric testing tools for data consistency with special cases of the collective model, which impose specific structure on the … preferences of the group members (in terms of consumption externalities and public consumption); and we show that these testing … income shares that underlie observed (collectively rational) group behavior. In addition, we present formally similar testing …
Persistent link: https://www.econbiz.de/10005762164
The identification of average causal effects of a treatment in observational studies is typically based either on the unconfoundedness assumption or on the availability of an instrument. When available, instruments may also be used to test for the unconfoundedness assumption (exogeneity of the...
Persistent link: https://www.econbiz.de/10010990937
We use a natural experiment to show that the presence of an external examiner in standardized school tests reduces the proportion of correct answers in monitored classes by 5.5 to 8.5% – depending on the grade and the test – with respect to classes in schools with no external monitor. We...
Persistent link: https://www.econbiz.de/10010814463
set on innovation for a large number of Italian firms over the 1990’s. There is evidence that banking development affects … the probability of process innovation, particularly for small firms and for firms in high(er) tech sectors and in sectors … more dependent upon external finance. The evidence for product innovation is weaker. There is also some evidence that …
Persistent link: https://www.econbiz.de/10005822124
-to-the-world innovation is inherently risky and therefore may increase the probability of firm death. However, many existing studies … fail to distinguish between innovation investments and innovation capital. Using an unbalanced panel of over 290 … innovation and survival and find that current innovation investments increase the probability of death while innovation capital …
Persistent link: https://www.econbiz.de/10005822226
This paper examines international technology transfers using firm-level data across 43 developing countries. Our findings show that exporting and importing activities are important channels for the transfer of technology. Majority foreign-owned firms are less likely to engage in technological...
Persistent link: https://www.econbiz.de/10005822275
of product market regulation on mark-ups, firm dynamics, investment, employment, innovation productivity, and output …
Persistent link: https://www.econbiz.de/10005822371
innovative inputs on a sample of 3045 manufacturing firms drawn from the third Italian Community Innovation Survey (1998 …-2000). The interactions between four different sources of innovation - internal and external R&D, embodied and disembodied … technological acquisitions - have been simultaneously explored through the two (direct and indirect) testing frameworks for …
Persistent link: https://www.econbiz.de/10005822404