783,228 research outputs found

    Vector spaces for historical linguistics : using distributional semantics to study syntactic productivity in diachrony

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    This paper describes an application of dis- tributional semantics to the study of syn- tactic productivity in diachrony, i.e., the property of grammatical constructions to attract new lexical items over time. By providing an empirical measure of seman- tic similarity between words derived from lexical co-occurrences, distributional se- mantics not only reliably captures how the verbs in the distribution of a construc- tion are related, but also enables the use of visualization techniques and statistical modeling to analyze the semantic develop- ment of a construction over time and iden- tify the semantic determinants of syntactic productivity in naturally occurring data

    The Impact of Child Health and Family Inputs on Child Cognitive Develop-ment

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    In this paper we extensively analyze the impact of child health and other family characteristics on the cognitive achievement of children between the ages of five and nine. We estimate both cross sectional and fixed effects models using data from the National Longitudinal Survey of Youth. Several of our results challenge the conclusions found in the existing literature. First, we find only a weak relationship between several measures of child health and child cognitive development. Second, we find that additional maternal schooling does not improve child cognitive achievement. Finally, our estimates of the effect of mother's labor force participation suggest that working has a positive impact on child cognitive achievement.

    Rice Deal

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    UNIVERSITI Putra Malaysia (UPM) has signed a deal with Padiberas National (Bernas) worth RM16 8mil to expand research and develop ment activities in rice and padi

    Do Public Banks have a Competitive Advantage?

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    Private banks often blame state guarantees to distort competition by giv- ing public banks the advantage of lower funding costs. In this paper I show that if borrowers perceive the public bank as supporting economic develop- ment, private banks may be able to separate firms by self selection, enter the market, and obtain profits in equilibrium despite their cost disadvantage. The public bank's competitive advantage may be offset, independently of what its true objective function is. Even perfect competition between private banks does not lead to zero profits.public banks, state guarantee, self-selection

    Exploring the requirements process for a complex, adaptive system in a high risk software development environment

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    This work ties together research from a number of different areas to show how the develop-ment of a complex adaptive system for an industrial company has a number of difficulties given the current state of the art. The INFER system which is a Complex Adaptive System (CAS) has a number of attributes which mean that current requirements and indeed develop-ment processes are not able to cope with them adequately. A CAS can be recognised by the fact that it consists of a number of agents acting together dynamically resulting in emergent behaviour. This emergent behaviour cannot be predicted and thus, along with other phenom-ena such as reaction to and with the environment and deciding the different responsibilities of the components means that the requirements process for such a system is a current research area. A retrospective case study is underway to capture the rich data available from the ex-periences of building such a syste

    Battling the big one: LGBTQ inclusive art education during the Trump era

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    Recently, because of our new political atmosphere, there have been many attacks on lesbian, gay, bisexual, transgender, and queer, or LGBTQ+, individuals and communities. Even though there have been positive developments in the past few years, homophobia is still a major concern for many people in the Unit- ed States. These issues often manifest themselves to a greater degree within the microcosm of public schools where LGBTQ+ students are forced to deal with hateful speech, heteronorma- tive environments, and rampant homophobia. These strugglescan have harmful e ects on the social and emotional develop- ment of queer youth. Progressive and inclusive art educationthat provides re ective and thoughtful creative projects may aidin identity development, increase self-esteem, and encourage activism, thus helping to improve the lives of LGBTQ+ youth and educators

    Management Infrastructure and Metrics Definition

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    This document describes the project management bodies, the software develop- ment process, and the tools to support them. It also contains a description of the metrics that will be collected over the lifetime of the project to gauge progress

    The Long-Term Care System in Denmark

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    This document provides an overview of the long-term care system, the number and develop-ment of beneficiaries and the long-term care policy in Denmark. The report is part of the first stage of the European project ANCIEN (Assessing Needs of Care in European Nations), commissioned by the European Commission under the Seventh Framework Programme (FP7). The first part of the project aims to facilitate structured comparison of the long-term care systems and policies in European Nations. Thus, this report is one of comparable reports provided for most European countries.Long-term care system, long-term care policy, beneficiaries

    Exploring the Causes of Frictional Wage Dispersion

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    Standard search models are inconsistent with the amount of frictional wage dis- persion found in U.S. data. We resolve this apparent puzzle by modeling skill development (learning by doing on the job, skill loss during unemployment) and duration dependence in unemployment benets in a random on the job search model featuring two-sided heterogeneity. The model's key parameters are calibrated using micro data on employment mobility and wages from the Survey of Income and Program Participation (SIPP). Our model is consistent with the amount of frictional wage dispersion found in the data. Skill develop- ment on the job is the most important driver behind this result. Meanwhile, firm heterogeneity never accounts for more than 20% of overall wage inequality within an age cohort.Frictional wage dispersion; Search model; Heterogeneity
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