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  • About
  • The Global ETD Search service is a free service for researchers to find electronic theses and dissertations. This service is provided by the Networked Digital Library of Theses and Dissertations.
    Our metadata is collected from universities around the world. If you manage a university/consortium/country archive and want to be added, details can be found on the NDLTD website.
21

Essays on Sovereign Debt Crises and Macroeconomic Volatility

Brutti, Filippo 11 February 2010 (has links)
Income growth is much more volatile in developing countries than in developed ones. One argument is that weak legal and political institutions exacerbate macroeconomic shocks precipitating the economy into widespread crises. The first chapter of my thesis focuses on sovereign debt crises and discusses how government default in bad times can trigger a liquidity crisis within the economy even in absence of classic foreign penalties. The second chapter takes a complementary perspective and emphasizes the role of sectoral specialization as a source of the higher volatility of emerging markets, much in line with recent empirical evidence. En las ultimas décadas el crecimiento de la renta en los países en desarrollo ha sido mucho más volátil que en los desarrollados. Un explicación es que la debilidad de las instituciones jurídicas y políticas agravan las crisis macroeconómicas precipitando la economía en una crisis generalizada. El primer capítulo de mi tesis se centra en la crisis de la deuda soberana y analiza cómo la insolvencia del gobierno puede desencadenar una crisis de liquidez en la economía, incluso en ausencia de sanciones desde el extranjero. El segundo capítulo adopta una perspectiva complementaria y destaca el papel de la especialización sectorial como fuente de la mayor volatilidad de los mercados emergentes, en consonancia con una reciente evidencia empírica.
22

Chaînes de valeurs globales, commerce international et organisation des entreprises / Global value chains, trade and firms organisation

Nakaa, Mounira 18 December 2018 (has links)
Ma thèse porte sur les chaines de valeurs globales et le commerce international.Les progrès technologiques et la baisse des coûts de communication ont favorisé la fragmentation des processus de production entre différents pays et secteurs et l’expansion des chaines de valeurs globales. Cette nouvelle organisation entraine des modifications majeures au niveau des flux du commerce international et une interdépendance croissante des économies.L’objectif de cette thèse est donc d’étudier l’impact de l’organisation des chaines de valeur globales sur les problématiques du commerce international, que ce soit à l’échelle macroéconomique (avantages comparatifs des pays) ou microéconomique (performance des entreprises).Il s’agit d’une thèse sur travaux, composée de trois chapitres.Le premier chapitre analyse l’organisation d’une chaine de valeur globale à partir des avantages comparatifs. Je montre ainsi que les avantages comparatifs sont différents lorsqu’ils sont mesurés à l’aide de données commerciales en valeur ajoutée par rapport aux données commerciales traditionnelles. Cette nouvelle mesure des avantages comparatifs implique un schéma de spécialisation sectorielle différent dans une chaine de valeur globale. L’identification des facteurs à l’origine des avantages comparatifs dans ce contexte de fragmentation met en évidence le rôle crucial de la qualité institutionnelle, son effet étant plus important que les facteurs traditionnels tels que le travail ou le capital.Les deux derniers chapitres étudient les chaines de valeur globales à travers l’organisation des entreprises dans le secteur aéronautique en France, dans la région Midi-Pyrénées Aquitaine.Le deuxième chapitre évalue l’impact du recours à la sous-traitance sur les performances des entreprises de l’aéronautique, en se basant sur des données d’enquête de l’Insee de 2006 à 2011. J’étudie plus particulièrement l’impact de la localisation de la sous-traitance et je démontre que les entreprises ayant recours à la sous-traitance domestique et internationale affichent, en moyenne, une productivité plus élevée que celles qui ne sous-traitent pas ou sous-traitent uniquement au niveau domestique. L’utilisation de régressions quantiles montre que l’effet est d’autant plus élevé pour les entreprises les moins productives.Enfin, le dernier chapitre étudie l’impact de la crise financière de 2007-2008 sur les entreprises du secteur de l’aéronautique. Je distingue deux types d’entreprises, celles qui produisent des biens différenciés et celles qui produisent des biens standardisés. Les résultats mettent en évidence la plus forte résilience des entreprises produisant des biens standardisés. Cette meilleure résilience s’explique par une plus grande capacité à diversifier leurs marchés en cas de crise, notamment via l’utilisation de logiciels facilitant la sous-traitance et diminuant les coûts de coordination ainsi que leur statut d’exportateur, qui permet d’accéder plus facilement aux marchés internationaux. / My thesis is about global value chains and international trade.Technological progress and lower communication costs have foster the fragmentation of the process of production across countries and sectors and the expansion of global value chains. This new organization led to major changes in international trade flows and a growing interconnectedness of economies.The objective of this thesis is to study the impact of the organization of global value chains on international trade either at the macroeconomic level (countries’ comparative advantages) or microeconomic (firm performances).This thesis is organized on three chapters. The first chapter assesses the impact of global value chains on the comparative advantages of countries based on value added trade data.In this first chapter, I investigate the organization of global value chains based on comparative advantages. I show that comparative advantages are different when computed using value added trade data compared to gross trade data, which leads to a different sectoral specialization in a global value chain. The identification of the determinants of comparative advantages shows the importance of the quality of institutions, its impact is greater than traditional factors like labor or capital.The two last chapters study global value chains through plants in the aircraft industry in France, in the region Midi-Pyrénées Aquitaine.The second chapter provides empirical evidence of the impact of outsourcing and its origin on plant level performance in the aircraft sector based on panel data from 2006 to 2011. Specifically, I study the impact of the localization of outsourcing and show that, in average, plants that outsource their activities both domestically and internationally exhibit a higher productivity level, compared to plants not outsourcing or outsourcing only domestically. Quantile regressions shows that this effect is higher for lower productive plants.The last chapter describes the impact of the 2007-2008 financial crisis on plants on the aircraft sector in France. I identify two types of plants, generic outsourcers, producing standardized goods, and contractual outsourcers, producing customized goods. I show that generic outsourcers were more resilient during the crisis than contractual ones. Digitization, which reduces coordination costs and exporting activities, which permits to diversify their markets, explain part of the resilience of generic outsourcers to the crisis impact.
23

Relações comerciais entre Brasil e China: uma análise de bem-estar a partir de um modelo de equilíbrio geral computável

Vilela, Lívia Goulart 04 September 2012 (has links)
Submitted by Livia Goulart Vilela (liviagv@yahoo.com) on 2012-09-26T23:27:32Z No. of bitstreams: 1 Dissertação_Lívia_Final_v2.pdf: 1933004 bytes, checksum: 56ba00b78e8c42dd90363f775487104d (MD5) / Approved for entry into archive by Suzinei Teles Garcia Garcia (suzinei.garcia@fgv.br) on 2012-09-27T13:31:01Z (GMT) No. of bitstreams: 1 Dissertação_Lívia_Final_v2.pdf: 1933004 bytes, checksum: 56ba00b78e8c42dd90363f775487104d (MD5) / Made available in DSpace on 2012-09-27T13:32:37Z (GMT). No. of bitstreams: 1 Dissertação_Lívia_Final_v2.pdf: 1933004 bytes, checksum: 56ba00b78e8c42dd90363f775487104d (MD5) Previous issue date: 2012-09-04 / The purpose of this paper is to examine possible welfare gains from trade arrangements between Brazil and China, from the perspective of a computable general equilibrium model, named GTAP model. After an extensive description of the commercial and economic structures of the countries, in addition to their comparative advantage, it will be possible to simulate Preferential Trade Agreements, and from these, analyze the results of welfare measured by the Equivalent Variation. Another aspect regarding the Sino-Brazilian relationship, which can be analyzed by this measure of welfare, is the exchange rate misalignment in both countries and its consequences for trade transactions. Using the referred tools, the study seeks to determine the impact of such misalignment in the welfare of the countries, once the exchange is corrected through an adjustment in the tariff. / O propósito deste trabalho é examinar possíveis ganhos de bem-estar provenientes de arranjos comerciais entre Brasil e China sob a ótica de um modelo de equilíbrio geral computável, o chamado 'modelo GTAP' (sigla para Global Trade Analysis Project). Com base em uma descrição extensiva das estruturas econômicas e comerciais dos países e das Vantagens Comparativas de cada um deles, é possível simular acordos preferenciais de comércio e analisar os resultados de bem-estar por meio da medida de Variação Equivalente. Outro aspecto referente ao comércio sino-brasileiro que pode ser avaliado pela medida de bem-estar é o desalinhamento cambial dos dois países e as consequências deste para as transações comerciais entre ambos. Utilizando o mesmo ferramental anteriormente citado, o trabalho busca avaliar o impacto de tal desalinhamento no bem-estar dos países, uma vez que o câmbio seja corrigido via ajuste tarifário.

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