منابع مشابه
Invention, Markets, and the Scope of the Firm: The Nineteenth Century U.S. Shoe Machinery Industry
Consider two opposing expectations about the connection of the scope of the firm to the evolution of an industry. According to George Stigler, as an industry's market grows a scale is achieved at which specialized firms can emerge; economic growth thus results in vertical disintegration, ew industries, and growing decentralization fthe economy. According to Alfred Chandler, the growth of the fi...
متن کاملThe effect of unstable Shoe on shoe sole pressure during walking among healthy male students.
Objective: The aim of this study was to evaluate the effect of unstable shoes on the sole of the shoes pressure of walking in healthy male students with different geometric shapes. Today, various shoes have been developed to reduce the effects of injury parameters and improve performance parameters for walking. Methods: 20 of the healthy male lambs were selected 178.96 ± 3.92 cm, 27 ± 3 years...
متن کاملmesuring the staff technology readiness, the case of a multi national chemical company operating in iran
چکیده ندارد.
15 صفحه اولthe test for adverse selection in life insurance market: the case of mellat insurance company
انتخاب نامساعد یکی از مشکلات اساسی در صنعت بیمه است. که ابتدا در سال 1960، توسط روتشیلد واستیگلیتز مورد بحث ومطالعه قرار گرفت ازآن موقع تاکنون بسیاری از پژوهشگران مدل های مختلفی را برای تجزیه و تحلیل تقاضا برای صنعت بیمه عمر که تماما ناشی از عدم قطعیت در این صنعت میباشد انجام داده اند .وهدف از آن پیدا کردن شرایطی است که تحت آن شرایط انتخاب یا کنار گذاشتن یک بیمه گزار به نفع و یا زیان شرکت بیمه ...
15 صفحه اولThe Athletic Shoe in Football
BACKGROUND Foot and ankle injuries are common in sports, particularly in cleated athletes. Traditionally, the athletic shoe has not been regarded as a piece of protective equipment but rather as a part of the uniform, with a primary focus on performance and subjective feedback measures of comfort. Changes in turf and shoe design have poorly understood implications on the health and safety of pl...
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ژورنال
عنوان ژورنال: Journal of Political Economy
سال: 1913
ISSN: 0022-3808,1537-534X
DOI: 10.1086/252358