1,721,770 research outputs found

    Cosmic microwave background cosmology with Planck

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    Planck is the third-generation space mission aimed at measuring the cosmic microwave background radiation, a relic of the hot Big Bang. Planck ultimate measurement of temperature fluctuations in the cosmic microwave background, together with its leading edge observations of polarization, allowed us to perform unprecedented tests of the cosmological model and derive stringent constraints of fundamental physics. The high sensitivity data also enabled us to obtain the most significant measurement to date of the gravitational lensing of the cosmic microwave background. This represents a novel observable for exploring thirteen billion years of structure formation in the universe. In the paper, I discuss some of the main cosmological constraints we obtained so far and their implications for the standard model of cosmology. I also highlight several key aspects in the data analysis process

    Entrepreneurial Process-Driving Cooperation. An Analysis of the New Wine Producers in Sannio

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    According to the integration of strategic management and entrepreneurship studies proposed by many scholars, this article illustrates some results from an exploratory empirical study carried out on new wine producers in Sannio, a rural area of Campania. The aim of this study is to analyze the role of entrepreneurs networks in the establishment process. We have tested three impacts within a logistic regression framework: the impact of network orientation on market extension, the impact of market extension on marketing mix tools (particularly, promotion and distribution) and, finally, the impact of typical productions on network orientation. Results indicate that network orientation leads to wider markets, that companies which operate on national scale use nationwide media to promote their products and image, and finally that the production of typical goods does not lead to a stronger networkorientation
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