19,304 research outputs found

    What Can Explain Excess Smoothness and Sensitivity of State-Level Consumption?

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    This article estimates marginal propensities to consume (MPC) out of current and lagged income for U.S. states using panel data regressions that control for time-specific and state-level fixed effects. The MPCs vary across states, in particular, the MPC out of current income is higher in states where income is more persistent and the MPC out of lagged income is lower in agricultural states. Several models of individual consumer behavior are analyzed and simulated in order to isolate a model which is able to match the estimated MPCs well.Permanent Income, Credit Rationing, Precautionary saving, Time-Aggregation, Durable Goods, Risk Sharing.

    Produção integrada: divulgando o sistema ao consumidor.

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    O presente artigo fornece um panorama da fruticultura brasileira e discute como o sistema de Produção Integrada pode fazer a diferença nesse cenário. O objetivo final é divulgar esse sistema e seus benefícios para a sociedade. Para tal, com base numa revisão bibliográfica e em análises de casos similares, algumas ações de marketing foram indicadas Dessa forma espera-se que o consumidor entenda que tem uma nova opção para o consumo seguro não só de frutas, como de toda a cadeia agropecuária

    La cobertura mediática de la violencia en el contexto de la guerra contra el narco en México

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    En el contexto de inseguridad y violencia que trajo consigo la guerra contra el narcotráfico comenzada por el ex presidente Felipe Calderón a inicios del 2006, los medios no se han limitado a informar ni a ser una vía de comunicación entre las partes involucradas, sino que, en su interacción, han jugado un papel en el conflicto mismo. Este artículo explora cómo ha sido la relación de los medios con los actores del conflicto en México y se cuestiona sobre si hubo una cobertura desproporcionada de la violencia y esto creó la imagen de un país más violento de lo que es en realidad.ITESO, A.C

    Roman baths, precursors of present-day aquatic leisures centres

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    Las Termas constituyeron un referente en las civilizaciones antiguas no solo como lugar donde se exponía la característica interpretación del ocio de Roma, sino también en otros ámbitos que abarcan la arquitectura y la decoración, pero especialmente el relativo a las prácticas físicas y cuidados corporales generados en ellas. En este trabajo se pretende revisar las singularidades de estos ancestrales establecimientos acuáticos como espacios en los que los romanos pretendían relajarse, socializarse o disfrutar de su tiempo libre. El declive de las termas no supuso que éstas fueran postergadas en el transcurso de la historia. Por el contrario, sus dependencias y los usos generados en torno a las mismas aún se consideran vigentes en la nueva ola emergente de equipamientos acuáticos. Esto nos ha permitido también conocer algunos apuntes relativos a la evolución histórica del baño, y al mantenimiento de ciertos ritos y tradiciones. De esta manera comprobamos el revelador influjo que las antiguas instalaciones han ejercido en las actuales, así como su incidencia en la restablecida cultura del agua en el marco del ocioBaths set the standard in ancient civilizations. They were places which were showcases not merely for the characteristic Roman interpretation of leisure, but also for other features such as their architecture and decor, and especially for the physical exercises and body care that took place in them. This paper is aimed at reviewing the striking aspects of these ancient aquatic establishments, spaces to which the Romans went in order to relax, socialize, or enjoy their free time. The decline of the ancient baths did not mean that they were simply relegated to the scrap-heap of history. On the contrary, their installations and the uses made of them are still seen as valid in the newly emerging trend in aquatic complexes. This has also made it possible to learn of various facets in the historical evolution of bathing facilities, and the maintaining of certain rituals and traditions. In this way it is possible to see the revealing influences that ancient establishments have had on their present-day counterparts, together with their impact on the now re-established culture of water in a leisure contex

    Human myiasis in Ecuador.

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    We review epidemiological and clinical data on human myiasis from Ecuador, based on data from the Ministry of Public Health (MPH) and a review of the available literature for clinical cases. The larvae of four flies, Dermatobia hominis, Cochliomyia hominivorax, Sarcophaga haemorrhoidalis, and Lucilia eximia, were identified as the causative agents in 39 reported clinical cases. The obligate D. hominis, causing furuncular lesions, caused 17 (43.5%) cases distributed along the tropical Pacific coast and the Amazon regions. The facultative C. hominivorax was identified in 15 (38%) clinical cases, infesting wound and cavitary lesions including orbital, nasal, aural and vaginal, and occurred in both subtropical and Andean regions. C. hominivorax was also identified in a nosocomial hospital-acquired wound. Single infestations were reported for S. haemorrhoidalis and L. eximia. Of the 39 clinical cases, 8 (21%) occurred in tourists. Ivermectin, when it became available, was used to treat furuncular, wound, and cavitary lesions successfully. MPH data for 2013–2015 registered 2,187 cases of which 54% were reported in men; 46% occurred in the tropical Pacific coast, 30% in the temperate Andes, 24% in the tropical Amazon, and 0.2% in the Galapagos Islands. The highest annual incidence was reported in the Amazon (23 cases/100,000 population), followed by Coast (5.1/100,000) and Andes (4.7/100,000). Human myiasis is a neglected and understudied ectoparasitic infestation, being endemic in both temperate and tropical regions of Ecuador. Improved education and awareness among populations living in, visitors to, and health personnel working in high-risk regions, is required for improved epidemiological surveillance, prevention, and correct diagnosis and treatment

    Superscars in the LiNC=LiCN isomerization reaction

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    We demonstrate the existence of superscarring in the LiNC=LiCN isomerization reaction described by a realistic potential interaction in the range of readily attainable experimental energies. This phenomenon arises as the effect of two periodic orbits appearing "out of the blue"in a saddle--node bifurcation taking place in the dynamics of the system. Potential practical consequences of this superlocalization in the corresponding wave functions are also considered.Comment: 6 pages, 5 figures. to appear in EP
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