نتایج جستجو برای: marginal approach

تعداد نتایج: 1325304  

2005
Larry L. Jacoby Wayne H. Bartz James D. Evans

The present article argues for what is essentially a return to the functionalist approach to investigation of memory. Two experiments demonstrate that the effects of level of processing depend on scaled meaningfulness of the material and study time. Data from those experiments along with data currently in the literature are then reanalyzed to examine the effect of repetitions. Of particular int...

2011
Anna Aizer Joseph J. Doyle

Approximately 100,000 youths are currently incarcerated in the US, yet little is known whether such a penalty deters future crime or interrupts human capital formation in a way that increases the likelihood of later criminal behavior. This paper uses the incarceration tendency of randomly-assigned judges as an instrumental variable to estimate causal effects of juvenile incarceration on adult r...

2007
Mats Andersson

In this paper, dynamic aspects of railway infrastructure operation and maintenance costs in Sweden are explored. Econometric cost functions are estimated to check the robustness of previous marginal cost estimates by introducing lags and leads of both dependent and independent variables. We find support for a forward-looking behaviour within the Swedish National Rail Administration (Banverket) ...

2009
HANXIANG PENG

Suppose we have data from a bivariate model with parametric marginals. Efficient estimators of the parameters in the marginal models are generally not efficient in the bivariate model. In this article, we propose a method of improving these marginal estimators and demonstrate that the magnitude of this improvement can be as large as 100 percent in some cases.

2002
Xiaohong Chen Yanqin Fan

In this paper, we develop parametric tests for the correct density forecasts. Similar to Berkowitz (2001), we construct our tests by nesting a series of i.i.d. uniform random variables in a class of stationary Markov processes. Unlike Berkowitz (2001), the class of Markov processes in this paper is constructed via the copula approach, which allows the separate modeling of the marginal distribut...

Journal: :TAL 2006
Delphine Battistelli Jean-Luc Minel Sylviane R. Schwer

In this paper, first we examine the usual treatment of temporal information and we recall the main features relative to the temporality analysis in texts. Then we deal with the formal representation of calendar expressions, and we provide a functional approach, based on a categorical representation of ordinals. Finally, an ongoing application providing a help for the reading of long biography i...

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