187,388 research outputs found

    The "News" View of Economic Fluctuations: Evidence from Aggregate Japanese Data and Sectoral U.S. Data

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    This paper uses aggregate Japanese data and sectoral U.S. data to explore the properties of the joint behavior of stock prices and total factor productivity (TFP) with the aim of highlighting data patterns that are useful for evaluating business cycle theories. The approach used follows that presented in Beaudry and Portier [2004b]. The main findings are that (i) in both Japan and the U.S., innovations in stock prices that are contemporaneously orthogonal to TFP precede most of the long run movements in total factor productivity and (ii) such stock prices innovations do not affect U.S. sectoral TFPs contemporaneously, but do precede TFP increases in those sectors that are driving U.S. TFP growth, namely durable goods, and among them equipment sectors.

    Clustering, innovation and growth: A comparative study of European countries

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    The chapter explores whether firms gain from being located in clusters and if the proximity to other firms help them to grow faster

    Supplemental Material, sj-pdf-1-ojs-10.1177_23259671221141442 - Knowledge and Perceptions of Ulnar Collateral Ligament Injuries in Baseball Players: A Survey of NCAA Head Baseball Coaches

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    Supplemental Material, sj-pdf-1-ojs-10.1177_23259671221141442 for Knowledge and Perceptions of Ulnar Collateral Ligament Injuries in Baseball Players: A Survey of NCAA Head Baseball Coaches by Mason F. Beaudry, Anna G. Beaudry, Brett C. Benzinger, Bradley D. Gilliam and David E. Haynes in Orthopaedic Journal of Sports Medicine</p

    Data associated with the publication: Oxidized sulfur species in slab fluids as a source of enriched sulfur isotope signatures in arcs

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    This dataset contains files used for and generated by the EQ3 software (Wolery, 1992), and constitute the results of thermodynamic modeling used to calculate aqueous speciation of fluids at high pressures and temperatures based on thermodynamic properties consistent with the Deep Earth Water model (Huang & Sverjensky, 2019). They constitute the main results discussed in our manuscript entitled “Oxidized sulfur species in slab fluids as a source of enriched sulfur isotope signatures in arcs”. These files are separated into various folders, representing different P-T conditions and chemical systems. The “Newton and Manning model” folder contains files used to construct Figures 1 and 2, and represent our model representation of the high-pressure experiments on anhydrite solubility conducted by Newton and Manning (2005), which was used to constrain the thermodynamic properties of the complexes CaHSO4+, Na2SO4 and CaCl2. The “Subduction zone fluids” folder contains our model subduction zone fluids, equilibrated with subducting mineral assemblages. This folder is subdivided into “Mafic assemblage” and “Ultramafic assemblage”, which are further subdivided by pressure, temperature (2 GPa, 400–700°C; 3GPa, 500–800°C) and oxygen fugacity, reported in log units relative to the fayalite-magnetite-quartz (FMQ) buffer (FMQ-2 to FMQ+4). The output files contain the full chemical speciation predicted by the Deep Earth Water model for fluids in equilibrium with the specified mineralogical assemblages

    Globalization, returns to accumulation and the world distribution of output

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    This paper examines the extent to which the process of globalization can explain the observed widening in the cross-country distribution of output-per-worker. On the theoretical front the model highlights why, when the labor market is subject to a holdup problem, the opening up of trade will cause an increase in the dispersion of income across countries similar to that observed in the data. The increase in dispersion in the model arises due to the emergence of a discrepancy between the private and social returns to capital accumulation that favors capital abundant countries. On the empirical front, we document the relevance of the model by examining whether growth patterns, decomposition exercises and specialization patterns support the model's predictions. Overall we find that over 50% of the recently observed increase in income dispersion across countries can be accounted for by the mechanism exemplified by the model.Paul Beaudry and Fabrice Collar

    Flow rate control in standing column wells: A flexible solution for reducing the energy use and peak power demand of the built environment

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    Standing column wells offer a generous and flexible solution to improve the energy efficiency of the built environment. As these systems behavior is strongly affected by groundwater advection, the acute challenge of predicting their thermal evolution with both accuracy and computational efficiency has so far hindered the development of design tools and optimized control strategies. In this work, a powerful simulation algorithm is implemented and applied to the performance assessment of multi-borehole standing column well systems located in a heterogeneous geological environment and operating under various constant and dynamic flow rate control strategies. The iterative algorithm relies on the non-stationary convolution technique to simulate the underground components, and the EnergyPlus approach to represent the heat pump efficiency at full and part loads. The findings suggest that using higher flow rates in peak conditions is a key element that minimizes auxiliary assistance and power demand. Complementary variable flow rate control aiming to maintain a 2 °C temperature difference across the plate heat exchanger has shown to alleviate groundwater usage and generate at least 8%–11% annual energy savings compared with constant flow. This operating strategy allowed the systems to deliver 197–246 W/m with a heating seasonal performance factor of 3.59. These results were achieved through 34 annual simulations having hourly time steps that were performed with the proposed algorithm in a total of 4 h 17 min, compared to 11 days for a single simulation using a numerical reference model

    L'impact de Herbert Berliner et Roméo Beaudry sur la structuration du champ de la phonographie populaire canadienne-française, 1918-1932

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    Au début du XXe siècle, deux acteurs de l'industrie phonographique canadienne ont eu un impact déterminant sur la production d'une musique populaire canadienne-française. Herbert Berliner et Roméo Beaudry sont au centre de l'émergence du champ canadien-français de la phonographie car leur compétences techniques et artistiques ont participé au passage d'un champ hétérogène à un champ plus structuré. C'est notamment par le biais de la Compo Company, fondée en 1918, qu'ils ont orienté de manière décisive le développement d'une musique canadienne-française. L'étude des interactions et des facteurs qui déterminent l'évolution de ce champ utilise les bases théoriques de la sociologie du champ de Pierre Bourdieu. Cette recherche veut pousser plus loin la compréhension des circonstances historiques et factorielles entourant la structuration du champ phonographique canadien-français, et ce, en se concentrant sur les contributions de Berliner et Beaudry pour la période 1918-1932.In the beginning of the 20th century, Herbert Berliner and Roméo Beaudry were implicated in the Canadian phonographic industry and had an important impact on the emergence of a French-Canadian popular music field. The technical and artistic expertise of these two actors notably participated in the field's transition from a heterogeneous to a more structured state. Through the Compo Company, founded in 1918, they oriented the establishment of a French-Canadian music in a significant way. Using Pierre Bourdieu's field sociology, this study will determine and analyze the interactions and factors involved in the field structuration with a special interest for Berliner and Beaudry's contribution for the period 1918-1932
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