951 resultados para Pompey, the Great, 106 B.C.-48 B.C.


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UANL

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Between 1700 and 1850, per-capita income doubled in Europe while falling in the rest of Eurasia. Neither geography nor economic institutions can explain this sudden divergence. Here the consequences of differences in communications technology are examined. For the first time, there appeared in Europe a combination of a standardized medium (national vernaculars with a phonetic alphabet) and a non-standardized message (competing religious, political and scientific ideas). The result was an unprecedented fall in the cost of combining ideas and burst of productivity-raising innovation. Elsewhere, decreasing standardization of the medium and increasing standardization of the message blocked innovation.

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This dissertation focuses on military cooperation between the United States and its special allies. It argues that alliance expectations determine the level of military cooperation, while two intervening variables - the level of government cohesion and military capabilities - determine its implementation. This study also shows how secondary states deploy strategies to overcome power asymmetries through bilateral concessions, international organizations and by appealing to principle. The focus of the research is on special allies, as they have the most to gain or lose by going along with American plans. My contention is that secondary allies can rarely influence the dominant ally decisively, but they can act autonomously and resist to pressures exerted by the stronger alliance partner. The argument builds on three central claims. First, power asymmetries between allies translate into different assessments of international threats. Second, when disagreements over threats arise, the outcome of intra-alliance bargaining is not necessarily dictated by the preferences of the stronger power. Third, secondary states, as opposed to the dominant partner, face unique constraints when facing major foreign policy decisions, i.e. they face a trade-off between establishing a credible reputation as an alliance partner in a politically feasible way while minimizing domestic audience costs. To examine the theoretical puzzle presented by asymmetric military cooperation, I introduce a causal explanation that builds on neoclassical realism, to zone in on the interaction between systemic and domestic variables. My research makes a contribution to alliance theory and foreign policy decision-making by studying how special allies respond to American decisions in times of threat and how systemic constraints are channeled through state-level variables. To investigate the causal link between threat perception, alliance expectations and domestic constraints, this study relies on the method of structured focused comparison with three detailed case studies. The focus is on the initial decision made by special allies regarding whether or not to participle in joint mobilization with the United States. The decision-making process is presented from the perspective of secondary allied states and measures the explanatory factors that motivated the decision on military cooperation. The case studies are the UK, Canada and Australia’s response to the war in Afghanistan and the war in Iraq during the period of 2001 to 2003.

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The baby-boom and subsequent baby-bust have shaped much of the history of the second half of the 20th century; yet it is still largely unclear what caused them. This paper presents a new unified explanation of the fertility Boom-Bust that links the latter to the Great Depression and the subsequent economic recovery. We show that the 1929 Crash attracted young married women 20 to 34 years old in 1930 (whom we name D-cohort) in the labor market possibly via an added worker effect. Using several years of Census micro data, we further document that the same cohort kept entering into the market in the 1940s and 1950s as economic conditions improved, decreasing wages and reducing work incentives for younger women. Its retirement in the late 1950s and in the 1960s instead freed positions and created employment opportunities. Finally, we show that the entry of the D-cohort is associated with increased births in the 1950s, while its retirement turned the fertility Boom into a Bust in the 1960s. The work behavior of this cohort explains a large share of the changes in both yearly births and completed fertility of all cohorts involved.

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Optimizing the composition of manure has the potential to reduce nutrient losses to the environment and to increase crop yields. In this study the effect of dietary ratios of carbon (C) to nitrogen (N) and neutral detergent fibre (NDF) to soluble carbohydrates (SC) on faeces composition of water buffalo heifers was assessed. Two digestibility trials were conducted with 12 animals each, fed one control and four test diets composed to achieve (1) high C/N and high NDF/SC ratios (HH), (2) low C/N and low NDF/SC ratios (LL), (3) high C/N and low NDF/SC ratios (HL) and (4) low C/N and high NDF/SC (LH) ratios. Faecal C/N ratios were generally lower than dietary C/N ratios, but the reduction was especially large for high C/N ratio diets (HH=55 %, HL=51 %). Faecal N concentration was positively correlated (r^2 = 0.6; P < 0.001) with N intake, but the increase in faecal N was more pronounced for diets that supplied low amounts of N. Faecal NDF concentration was positively related to NDF intake (r^2 = 0.42; P < 0.001), as well as the faecal C/N ratio (r^2 = 0.3; P < 0.001). Results demonstrate that C/N ratio and NDF concentration of buffalo manure were affected by diet composition. Diets with high C/N ratio and low NDF/SC ratio are preferable with regard to manure quality, but may not satisfy the nutritional requirements of producing animals, since N concentration in these diets was low and fibre concentration simultaneously high.

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Es un cuento popular que narra una historia de cooperación. Un viejo hombre plantó una semilla de nabo, que creció grande y dulce y se hizo tan enorme que no podía arrancarla de la tierra. Llamó a su esposa, después a su nieta, luego al perro, al gato y al ratón, hasta que haciendo una cadena humana pudieron sacar el nabo de la tierra y comerselo.

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A través del escritor Daniel Defoe, que vivió en su niñez la enfermedad de la peste negra, conocemos la historia de esta Gran Plaga. Con textos ilustrados se explica a los alumnos de Primaria el origen de esta enfermedad que asoló Londres en 1665, causó muchos muertos y era transmitida por las ratas a los hombres.

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Se debaten dos cuestiones sobre la Primera Guerra Mundial, por qué fue tan larga y cómo repercutió sobre Gran Bretaña. A los alumnos se les pide, en primer lugar, que presenten una primera hipótesis sobre las preguntas planteadas y para ello utilizan sus propias ideas, prejuicios y suposiciones. Con los textos y las fuentes de información propuestos elaboran un estudio para llegar a unas conclusiones que refuerzan o modifican la tesis inicial y permiten conocer el nivel de comprensión alcanzado sobre el tema. En cub. : Key stage 3. .

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La Gran Guerra contada desde un punto de vista cronológico. El fracaso de los planes de guerra alemanes en el oeste y el este europeo, la progresiva extensión de la guerra a todo el mundo y las campañas en tierra y mar. También se refleja la dimensión humana de la guerra: la vida en las trincheras, el impacto de las nuevas armas y las repercusiones en los ciudadanos. Incluye fragmentos de fuentes históricas originales, así como, material de aprendizaje activo: ejercicios, preguntas, y pruebas.

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Texto íntegro de la obra 'El gran Gatsby' del autor estadounidense Francis Scott Fitzgerald, ambientada en la alta sociedad norteamericana de los años 20 del siglo XX en Nueva York y Long Island. Cuenta la historia de cómo Jay Gatsby, hombre rico y de pasado misterioso, pretende recuperar un amor de juventud, Daisy, casada ya con el millonario Tom Buchanan. El libro está aprobado por el OCR (Oxford Cambridge and RSA Examinations) para ser usado en sus especificaciones del nivel AS (educación secundaria) en lengua y literatura inglesas. Contiene notas explicativas al texto.