267 research outputs found

    Corporate Stability and Economic Growth

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    Greater instability in a country's list of top corporations is associated with faster economic growth. This faster growth is primarily due to faster growth in total factor productivity in industrialized countries, and faster capital accumulation in developing countries. These findings are consistent with the view that economic growth is more closely tied to the rise of new large firms than to the prosperity of established large firms. Although a stable list of leading corporations is highly correlated with government size, it is unrelated to other possible policy goals, such as (successful) income equalization and avoiding economic crises, it is related to other political factors. However, the list of top firms is more stable in countries with fewer rights for creditors in bankruptcy and with bank-based rather than stock market-based financial systems. These findings appear to oppugn arguments of the form “What’s good for General Motors is good for America”. We propose that political rent-seeking by large established firms underlies increased corporate stabilityCorporate Stability and Economic Growth

    Corporate Stability and Economic Growth

    Get PDF
    Greater instability in a country's list of top corporations is associated with faster economic growth. This faster growth is primarily due to faster growth in total factor productivity in industrialized countries, and faster capital accumulation in developing countries. These findings are consistent with the view that economic growth is more closely tied to the rise of new large firms than to the prosperity of established large firms. Although a stable list of leading corporations is highly correlated with government size, it is unrelated to other possible policy goals, such as (successful) income equalization and avoiding economic crises, it is related to other political factors. However, the list of top firms is more stable in countries with fewer rights for creditors in bankruptcy and with bank-based rather than stock market-based financial systems. These findings appear to oppugn arguments of the form “What’s good for General Motors is good for America”. We propose that political rent-seeking by large established firms underlies increased corporate stability.

    Corporate Stability and Economic Growth

    Get PDF
    Greater instability in a country's list of top corporations is associated with faster economic growth. This faster growth is primarily due to faster growth in total factor productivity in industrialized countries, and faster capital accumulation in developing countries. These findings are consistent with the view that economic growth is more closely tied to the rise of new large firms than to the prosperity of established large firms. Although a stable list of leading corporations is highly correlated with government size, it is unrelated to other possible policy goals, such as (successful) income equalization and avoiding economic crises, it is related to other political factors. However, the list of top firms is more stable in countries with fewer rights for creditors in bankruptcy and with bank-based rather than stock market-based financial systems. These findings appear to oppugn arguments of the form "What's good for General Motors is good for America". We propose that political rent-seeking by large established firms underlies increased corporate stability.

    FUNCTION AND STRENGTH OF PHYSICALLY ACTIVE INDIVIDUALS WITH A UNILATERAL, SINGLE-AXIS KNEE REPLACEMENT

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    INTRODUCTION: Only recently could total knee replacement (TKR) individuals participate in many activities that place high stress on the knee region, e.g., golf. To enhance physical functioning, TKR components must be able to provide optimal leverage for the quadriceps to generate extensor torque, a-p stability when the cruciate ligaments are sacrificed, and varusvalgus stability via adequate medial and lateral collateral tension throughout the (Range of Motion) ROM. The use of a single flexion/extension (F/E) axis TKR design rather than a multiaxial TKR design has been theorized to accomplish these goals. Therefore, for this work in progress, it was of interest to determine for physically active individuals if the strength and function of the limb with a unilateral, single-axis TKR would be different to that of the intact limb

    Overpartitions and Bressoud's conjecture, II

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    The main objective of this paper is to prove Bressoud's conjecture for j=0j=0. The case for j=1j=1 has been recently proved by Kim. We first obtain an overpartition analogue of Bressoud's conjecture for j=1j=1 by using a bijective method. We then show that Bressoud's conjecture for j=0j=0 can be derived from the overpartition analogue of Bressoud's conjecture for j=1j=1 with the aid of the relation between the partition function B0B_0 in Bressoud's conjecture and the partition function Bˉ1\bar{B}_1 established in our previous paper

    Overpartitions and Bressoud's conjecture, I

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    In this paper, we introduce a new partition function Bj\overline{B}_j which could be viewed as an overpartition analogue of the partition function BjB_j introduced by Bressoud. By constructing a bijection, we showed that there is a relationship between B1\overline{B}_1 and B0B_0 and a relationship between B0\overline{B}_0 and B1B_1. Based on the relationship between B1\overline{B}_1 and B0B_0 and Bressoud's theorems on the Rogers-Ramanujan-Gordon identities and the G\"ollnitz-Gordon identities, we obtain the overpartition analogue of the Rogers-Ramanujan-Gordon identities due to Chen, Sang and Shi and a new overpartition analogue of the Andrews-G\"ollnitz-Gordon identities. On the other hand, by using the relation between B0\overline{B}_0 and B1B_1 and Bressoud's conjecture for j=1j=1 proved by Kim, we obtain an overpartition analogue of Bressoud's conjecture for j=0j=0, which provides overpartition analogues of many classical partition theorems including Euler's partition theorem. The generating function of the overpartition analogue of Bressoud's conjecture for j=0j=0 is also obtained with the aid of Bailey pairs

    Placenta-Derived Mesenchymal Stromal Cells: Modulation of Immunity and Inflammation

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    As an organ generally discarded after a normal full-term birth, the placenta is one of the most studied organs from the cellular standpoint. The placenta contains large numbers of immune cells, stem cells, and stromal cells. These cell types spurred the field of regenerative medicine by catalyzing the establishment of cord blood banks and hematopoietic stem cell reconstitution in the treatment of many diseases including cancer. Previously, many scientific articles and reviews have focused on the production, phenotype, and functional characterization of bone marrow-derived mesenchymal stromal cells. In this chapter, the focus will be solely on the biology, phenotype, and functional characterization of placenta-derived stromal cells. Modulation of the immune response, including T cell proliferation, dendritic cell maturation, and monocyte differentiation by placenta-derived stromal cells, will be discussed. This chapter will span in vitro functional analyses, animal models highlighting the in vitro data culminating in a summary of current clinical activity

    Interferons in Sjögren’s Syndrome: Genes, Mechanisms, and Effects

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    Sjögren’s syndrome (SS) is a common, progressive autoimmune exocrinopathy distinguished by dry eyes and mouth and affects ∼0.7% of the European population. Overexpression of transcripts induced by interferons (IFN), termed as an “IFN signature,” has been found in SS patients. Four microarray studies have been published in SS that identified dysregulated genes within type I IFN signaling in either salivary glands or peripheral blood of SS patients. The mechanism of this type I IFN activation is still obscure, but several possible explanations have been proposed, including virus infection-initiated and immune complex-initiated type I IFN production by plasmacytoid dendritic cells. Genetic predisposition to increased type I IFN signaling is supported by candidate gene studies showing evidence for association of variants within IFN-related genes. Once activated, IFN signaling may contribute to numerous aspects of SS pathophysiology, including lymphocyte infiltration into exocrine glands, autoantibody production, and glandular cell apoptosis. Thus, dysregulation of IFN pathways is an important feature that can be potentially used as a serum biomarker for diagnosis and targeting of new treatments in this complex autoimmune disease

    Criminal Justice in the 21st Century: Allegheny County Jail

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    Criminal Justice in the 21st Century: Allegheny County Jail looks into the history, purposes, and structure of the Allegheny County Jail. This report outlines national and local data trends within jails and discusses the historic and current purposes of jails. It also highlights innovative programs and challenges within the county’s jail and potential best practices to address them
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