منابع مشابه
determination of maximal singularity free zones in the workspace of parallel manipulator
due to the limiting workspace of parallel manipulator and regarding to finding the trajectory planning of singularity free at workspace is difficult, so finding a best solution that can develop a technique to determine the singularity-free zones in the workspace of parallel manipulators is highly important. in this thesis a simple and new technique are presented to determine the maximal singula...
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what should environmentalists say about free trade? Many environmentalists object to free trade by appealing the " Race to the Bottom Argument. " This argument is inconclusive, but there are reasons to worry about unrestricted free trade's environmental effects nonetheless; the rules of trade embodied in institutions such as the World Trade Organization may be unjustifiable. Programs to compens...
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In a recent paper, three economists — Drusilla Brown, Alan Deardoff, and Robert Stern — attempt to calculate the benefits of trade liberalization. They estimate that complete elimination of all trade barriers in the world would add $1.9 trillion (about 5%) to the world's gross economic product by 2005 (Brown, Deardoff, and Stern 2001). Brown-Deardoff-Stern's numbers look convincing, leaving the...
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ژورنال
عنوان ژورنال: The Economic Journal
سال: 1906
ISSN: 0013-0133
DOI: 10.2307/2221484