نتایج جستجو برای: l26
تعداد نتایج: 257 فیلتر نتایج به سال:
Despite a wealth of research on university incubators, science parks, and other attempts at commercialization, there is little consensus on the effectiveness of university-sponsored commercial innovation. We analyze the impact of incubators and other types of facilitators on the quality of innovations produced by US research-intensive academic institutions from 1969 to 2012. Using forward paten...
Plasmablastic lymphoma (PBL) is a rare form of non-Hodgkin's lymphoma that is associated with human immunodeficiency virus (HIV) infection. Although PBL is most commonly observed in the oral cavity of HIV-positive patients, it can also be observed at extra-oral sites in HIV-negative patients. This report represents an unusual case of HIV-negative PBL that occurred in the sigmoid colon. This pat...
The joint impact of piracy and network externality increases the R&D investment of a single firm if the network effect dominates the piracy effect. With R&D competition, if the firms “significantly” differ with respect to the efficiency in R&D investment and if the piracy effect dominates the network effect then the less efficient firm‟s investment increases and that of the more efficient firm‟...
Bromoacetyl-phenylalanyl-tRNA(phe) bound to 70S E. coli ribosomes reacts covalently with proteins of the 50S subunit. The major reactions are with proteins L2 and L27. In the presence of poly(U), 70S-bound bromoacetyl-phenylalanyl-tRNA(phe) can participate in peptidebond formation with phenylalanyl-tRNA(phe) or puromycin. Most of the products of these reactions are also found covalently attache...
The Wider Economic Impacts of High-Skilled Migrants: A Survey of the Literature In recent years, the economics of migration literature has shown a substantial growth in papers exploring host country impacts beyond the labour market. Specifically, researchers have begun to shift their attention from labour market and fiscal changes, towards exploring what we might call ‘the wider effects of migr...
Globalization has increased trading activity among countries. In this article, we examine how foreign competition and human capital influence entrepreneurial activity in the host country over time. We propose that foreign competition fosters knowledge spillovers and consequently leads to new firm entry. We build on the competence based argument to suggest that these spillovers are strengthened ...
We evaluated the medical record of patients with salivary gland neoplasms diagnosed at Timisoara City Hospital from 2002 to 2009. A study has been carried out for seven years on 204 cases of salivary gland tumors and only two cases of salivary gland lymphomas were diagnosed. The two cases were females of 71- and 49-year-old, respectively. The formalin-fixed paraffin-embedded tissue samples were...
One in four U.S. high-tech firms are led by CEOs with hands-on innovation experience as inventors. We show that these “Inventor CEOs” stimulate higher quality firm-level innovation, especially when they have a personal history of high-impact patents. A CEO’s technology-class specific inventor experience also predicts the technology classes in which a firm has its greatest innovation success. Ut...
This paper uses an institutional approach to investigate the relationship between the regional institutional environment and regional new firm formation. The importance of perceived attitudes regarding private enterprises, local taxes, political majority, the size of the government sector and perceived rules and bureaucracy on new firm formation in 286 Swedish municipalities are investigated. T...
Using loan-level data from Mexico, we study the relationship between the organizational structure of banks and the terms of lending to small businesses. We find that banks with decentralized lending structures – where branch managers have autonomy over the terms of lending – give larger loans to small firms and those with more "soft information". However, decentralized banks are also more respo...
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