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A large body of research has examined the development of internalizing and externalizing symptoms in childhood and early adolescence. Notably, there is significant concomitant impairment associated with early adolescent symptomatology, as well as association of these symptoms with future development of psychopathology, poor physical health, self-destructive thoughts and behaviors, criminal behavior, and HIV risk behaviors. Drawing on negative reinforcement theory, the current study sought to examine the potential role of distress tolerance, defined as the ability to persist in goal-directed activity while experiencing emotional distress, as a potential mechanism that may underlie both internalizing and externalizing symptoms among 231 Caucasian and African American youth (M age = 10.9 years; 45.5% female; 54.5% Caucasian ethnicity). A series of regressions resulted in significant moderated relationships, such that low distress tolerance conferred increased risk for alcohol use among Caucasians, delinquent behavior among African Americans, and internalizing symptoms among females. Clinical implications, including the potential role of negative reinforcement models in early intervention with young adolescents, are discussed.  相似文献   
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The present paper comments on and extends the citation analysis of verbal operant publications based on Skinner''s Verbal Behavior (1957) by Dymond, O''Hora, Whelan, and O''Donovan (2006). Variations in population parameters were evaluated for only those studies that Dymond et al. categorized as empirical. Preliminary results indicate that the majority of empirical research in the area of verbal behavior has been conducted with the younger developmentally disabled population and has focused on verbal operants from the introductory chapters of Skinner''s book. It is clear that Verbal Behavior has influenced empirical research over the past 50 years. We believe, however, that there are many underdeveloped research areas originating from Verbal Behavior that have not yet been addressed. Suggestions for extended areas of research are provided.  相似文献   
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A standard objection to a market in political votes is that it will enable the rich politically to dominate the poor. If a market in votes was allowed then the poor would be the most likely sellers and the rich the most likely buyers. The rich would thus accumulate the votes of the poor, and so the candidates elected and the policies passed would represent only their interests and not those of the electorate as a whole. To ensure that the poor do not become de facto disenfranchised, then, markets in votes should be disallowed. This objection seems so straightforward and compelling that it has received almost no critical scrutiny. This is unfortunate, for close examination reveals that this argument is not as straightforward as it initially appears. Indeed, there are (at least) four different ways of understanding this objection. It could be understood as expressing: (1) the concern that markets in votes would enable candidates to win elections who would otherwise lose them; (2) the concern that they would enable the election of candidates opposed by the majority of the electorate; (3) the concern that they would lead to the poor having disproportionately low political influence; and (4) the concern that they would lead to the rich having disproportionately high political influence. I will argue in this paper that only (3) and (4) could plausibly ground objections to markets in votes. Moreover, these will only plausibly ground objections to unrestricted markets in votes; they will not ground objections to markets in votes per se. Thus, if we are to continue to object to markets in political votes we will have to do this on grounds other than that were they to be allowed the rich will politically dominate the poor.  相似文献   
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There is currently limited research on the potential mechanisms underlying the development of antisocial personality disorder (ASPD). One such mechanism, distress tolerance (defined as an individual's behavioral persistence in the face of emotional distress) may underlie the development of ASPD and its associated behavioral difficulties. It was hypothesized that substance users with ASPD would evidence significantly lower levels of distress tolerance than substance users without ASPD. To test this relationship, we assessed 127 inner-city males receiving residential substance abuse treatment with two computerized laboratory measures of distress tolerance. The mean age of the sample was 40.1 years (SD = 9.8) and 88.2% were African American. As expected, multiple logistic regression analyses indicated that distress intolerance significantly predicted the presence of an ASPD diagnosis, above and beyond key covariates including substance use frequency and associated Axis I and II psychopathology. Findings suggest that distress tolerance may be a key factor in understanding the development of ASPD, setting the stage for future studies expanding on the nature of this relationship, as well as the development of appropriate interventions for this at-risk group.  相似文献   
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