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Using propensity score matching, this study examines the effects of migration on various indicators of household wellbeing in Cambodia. The results indicate that migration would reduce poverty headcount rate by 3–7 percentage points and decrease the depth of poverty. Migration is also found to reduce by 5–10 per cent the hours worked by members left-behind. The impact of migration on labour participation may be, however, vulnerable to unobservable factors. Nevertheless, the study suggests that important heterogeneous effects which differ from the average impact exist. The analysis is conducted separately by internal and international migration. 相似文献
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本文试图通过对各国在刑事司法领域中警察、法院和狱政等制度的比较研究,进而对该领域国际合作的有效开展提出一些建议。尊重国家主权这一原则制约了警察在打击跨国犯罪联合行动中的执法效果,此外,经济、文化、警察腐败等因素也都制约着国际警务合作的有效开展。各国文化传统与法律制度中有关正义、犯罪、刑罚的理解不同,造成现今各国的法院体系以及刑罚制度的差异,因此,在刑事司法程序领域的国际合作必须要充分考虑各国文化的差异性。 相似文献
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Scholars have long recognized that terrorist groups have engaged in transnational organized crime activities. But the question that comes up is, “When does a criminal enterprise become a terrorist group or vice versa?” Terrorist groups have used physical violence, participated in weapons and drug trafficking networks, immigrant smuggling, and money laundering. More recently a number of terrorist groups have established what Jonathan White has referred to as “illegal multinational criminal organizations.” This article will examine the convergence of terrorism and organized crime through the prism of the Kurdish Workers' Party (PKK). 相似文献
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A large body of research has considered the relationship between crime and structural indicators. However, despite trends in the gender gap in offending, fewer studies have separately examined the effects of structural variables on both male and female offending. The present study examined that question through a macro-level examination of property crime across large U.S. cities using data from the Uniform Crime Report and the American Community Survey. The predictors included theoretically supported indicators of disadvantage and drug accessibility/use that were disaggregated by sex. Although the findings indicated some similarities in predictors of male and female arrest rates, they highlighted some important differences as well. 相似文献
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For the reliable quantification of Δ9-tetrahydrocannabinolic acid A (THCA-A), the biogenetic precursor of Δ9-tetrahydrocannabinol (THC), in biological matrices by LC-MS/MS and GC-MS(/MS), an isotopically labeled internal standard was synthesized starting from Δ9-tetrahydrocannabinol-D(3) (THC-D(3)). Synthesis strategy was based on a method reported by Mechoulam et al. in 1969 using magnesium methyl carbonate (MMC) as carboxylation reagent for the synthesis of cannabinoid acids. Preliminary experiments with THC to optimize yield of the product (THCA-A) resulted in the synthesis of the positional isomer tetrahydrocannabinolic acid B (THCA-B) as a byproduct. Using the optimized conditions for the desired isomer, THCA-A-D(3) was prepared and isolated with a yield of approx. 10% after two synthesis cycles. Isotope purity was estimated to be >99% by relative abundance of the molecular ions. The synthesized compound proved to be suitable as an internal standard for quantification of THCA-A in serum and hair samples of cannabis consumers. 相似文献
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This study examined public perceptions of white collar crime in Turkey. The authors utilized a nationwide household sample that was extracted from the whole population of Turkey by employing a stratified multi-stage cluster sampling technique. The results indicate that Turkish citizens consider white collar crime nearly as serious as traditional crimes. But when these results are compared with contemporary research findings in the United States, the results reveal that Americans are more likely to rate white collar crime as a more serious offense than their Turkish counterparts. 相似文献
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