611 resultados para authorized generics


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Chapter 1: Patents and Entry Competition in the Pharmaceutical Industry: The Role of Marketing Exclusivity Effective patent length for innovation drugs is severely curtailed because of extensive efficacy and safety tests required for FDA approval, raising concern over adequacy of incentives for new drug development. The Hatch-Waxman Act extends patent length for new drugs by five years, but also promotes generic entry by simplifying approval procedures and granting 180-day marketing exclusivity to a first generic entrant before the patent expires. In this paper we present a dynamic model to examine the effect of marketing exclusivity. We find that marketing exclusivity may be redundant and its removal may increase generic firms' profits and social welfare. Chapter 2: Why Authorized Generics?: Theoretical and Empirical Investigations Facing generic competition, the brand-name companies some-times launch generic versions themselves called authorized generics. This practice is puzzling. If it is cannibalization, it cannot be profitable. If it is divisionalization, it should be practiced always instead of sometimes. I explain this phenomenon in terms of switching costs in a model in which the incumbent first develops a customer base to ready itself against generic competition later. I show that only sufficiently low switching costs or large market size justifies launch of AGs. I then use prescription drug data to test those results and find support. Chapter 3: The Merger Paradox and R&D Oligopoly theory says that merger is unprofitable, unless a majority of firms in industry merge. Here, we introduce R&D opportunities to resolve this so-called merger paradox. We have three results. First, when there is one R&D firm, that firm can profitably merge with any number of non-R&D firms. Second, with multiple R&D firms and multiple non-R&D firms, all R&D firms can profitably merge. Third, with two R&D firms and two non-R&D firms, each R&D firms prefer to merge with a non-R&D firm. With three or more than non-R&D firms, however, the R&D firms prefer to merge with each other.

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Chapter 1: Patents and Entry Competition in the Pharmaceutical Industry: The Role of Marketing Exclusivity. Effective patent length for innovation drugs is severely curtailed because of extensive efficacy and safety tests required for FDA approval, raising concern over adequacy of incentives for new drug development. The Hatch-Waxman Act extends patent length for new drugs by five years, but also promotes generic entry by simplifying approval procedures and granting 180-day marketing exclusivity to a first generic entrant before the patent expires. In this paper we present a dynamic model to examine the effect of marketing exclusivity. We find that marketing exclusivity may be redundant and its removal may increase generic firms' profits and social welfare. ^ Chapter 2: Why Authorized Generics?: Theoretical and Empirical Investigations Facing generic competition, the brand-name companies some-times launch generic versions themselves called authorized generics. This practice is puzzling. If it is cannibalization, it cannot be profitable. If it is divisionalization, it should be practiced always instead of sometimes. I explain this phenomenon in terms of switching costs in a model in which the incumbent first develops a customer base to ready itself against generic competition later. I show that only sufficiently low switching costs or large market size justifies launch of AGs. I then use prescription drug data to test those results and find support. ^ Chapter 3: The Merger Paradox and R&D Oligopoly theory says that merger is unprofitable, unless a majority of firms in industry merge. Here, we introduce R&D opportunities to resolve this so-called merger paradox. We have three results. First, when there is one R&D firm, that firm can profitably merge with any number of non-R&D firms. Second, with multiple R&D firms and multiple non-R&D firms, all R&D firms can profitably merge. Third, with two R&D firms and two non-R&D firms, each R&D firms prefer to merge with a non-R&D firm. With three or more than non-R&D firms, however, the R&D firms prefer to merge with each other.^

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Rates of human migration are steadily rising and have resulted in significant sociopolitical debates over how to best respond to increasing cultural diversity and changing migration patterns. Research on prejudicial attitudes toward immigrants has focused on the attitudes and beliefs that individuals in the receiving country hold about immigrants. The current study enhances this literature by examining how young adults view authorized and unauthorized immigrants and refugees. Using a between-groups design of 191 undergraduates, we found that participants consistently reported more prejudicial attitudes, greater perceived realistic threats, and greater intergroup anxiety when responding to questions about unauthorized compared with authorized immigrants. Additionally, there were differences in attitudes depending on participants’ generational status, with older-generation participants reporting greater perceived realistic and symbolic threat, prejudice, and anxiety than newer-generation students. In some instances, these effects were moderated by participant race/ethnicity and whether they were evaluating authorized or unauthorized immigrants. Lastly, perceived realistic threat, symbolic threat, and intergroup anxiety were significant predictors of prejudicial attitudes. Overall, participants reported positive attitudes toward refugees and resettlement programs in the United States. These findings have implications for future research and interventions focused on immigration and prejudice toward migrant groups.

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Indústria farmacêutica de hoje está em transição. Como grandes blockbuster drogas estão perdendo ou estão prestes a perder a proteção de patente, e as grandes empresas farmacêuticas não estão substituindo os produtos com novas drogas químicas inovadoras, a indústria busca novas áreas de crescimento. Uma dessas áreas é o mercado de biossimilares, que está sendo inseridos por produtos farmacêuticos, genéricos e empresas de produtos biológicos. Mesmo que o grande potencial de mercado será acordado por volta de 2020, quando importantes blockbusters biológicos perder a proteção de patente, as empresas precisam decidir logo se querem participar ou não devido a elevadas barreiras à entrada técnicos, bem como de desenvolvimento de longo prazos. Como todas as empresas vêm de diferentes origens, compreendem capacidades diferentes e têm diferentes incentivos de entrada, a questão que surge é se esses fatos estão relacionados com as suas estratégias de entrada correspondentes. A tese utiliza estudos de caso de cada segmento da indústria farmacêutica - produtos farmacêuticos, biológicos e genéricos - e examina através de entrevistas semi-estruturadas, por isso que os participantes do estudo de caso entrevistados explicitamente escolhido sua estratégia de entrada. Os dados de entrevistas será então ligada a quadros estratégicos da revisão da literatura e irá ser utilizado para uma comparação global e análise. O estudo revelou que o fundo do participante do mercado que influenciam a sua estratégia de entrada. Os principais pontos de influência derivam tanto as barreiras à entrada, bem como os incentivos de entrada. A tese não é possível determinar o sucesso futuro do modo de entrada analisados no novo mercado.

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This article presents a series of experiments which were conducted among native speakers of German to determine the influence of different types of German generics on the cognitive inclusion of women. Results indicate that the inclusion of women is higher with ‘non-sexist’ alternatives than with masculine generics, a tendency which was consistent across different studies. The different alternatives, however, showed different effects which also varied depending on the context. These results are discussed with regard to their practical consequences in situations such as nominating women and men for awards or political offices.

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Feminist linguists claim that masculine forms used in a generic sense (e.g. he referring to a doctor irrespective of sex) facilitate the cognitive representation of men compared to women and make women less visible. A number of experimental studies have confirmed this assumption with regard to the English language. Concerning other languages, however, this question has been addressed only in very few studies, although gender is a much more pervasive grammatical category and masculine generics are more prominent in languages such as French, Spanish or German. This paper reports three experiments with native speakers of German which were conducted to determine the influence of different types of German generics on the cognitive inclusion of women. Results indicate that inclusion of women is higher with 'non-sexist' alternatives than with masculine generics, a tendency which was consistent over studies. But the different alternative forms show different effects which also vary depending on the context. These results are discussed with regard to their practical consequences in situations such as nominating women and men for awards, political offices etc.