◆ Impact of Aggregation on the Estimation of Outdoor Recreation Demand Functions

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Impact of Aggregation on the Estimation of Outdoor Recreation Demand Functions...

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2008-04-21

◆ 凸理论基础

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凸理论基,础凸理论基础,凸理论基础凸理论基础...

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2008-04-17

◆ 互联网巨头商业模式研究（2007/07）

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信息产业部电信研究院通信信息研究所-互联网巨头商业模式研究 本报告深入研究了ogle、日本雅虎、T-Online 这三家来自不 同国家、具有代表性的...

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2008-04-06

◆ A Journey for Your Beautiful Mind: Economics Graduate Study and Research

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A guide for economics graduate student from Professor Albert Ma ...

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2008-04-02

◆ Surveying inventors listed on patents to investigate determinanta of innovatio

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Surveying inventors listed on patents...

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2008-03-15

◆ Mansfield’s Innovation in the Theory of Innovatio

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Mansfield’s Innovation in the Theory of Innovatio...

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2008-03-15

◆ identity and search in social networks

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Social networks have the surprising property of being “searchable”: ordinary people are capable of directing messages through their network of acquaintances to reach a specific but distant target...

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2008-03-08

◆ Visitor Evaluations of Management Actions at a Highly Impacted Appalachian Trail

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Visitor Evaluations of Management Actions at a Highly Impacted Appalachian Trail Camping Area...

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2008-03-05

◆ The incidental ecotourist: measuring visitor impacts on endangered howler monkey

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The incidental ecotourist-measuring visitor impacts on endangered howler monkeys at a Belizean archaeological site ...

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2008-03-05

◆ Management practices that concentrate visitor activities: camping impact managem

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Jeffrey L. Mariona, and Tracy A. Farrell; Management practices that concentrate visitor activities- camping impact management at Isle Royale National Park, USA.pdf ...

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2008-03-05

◆ Conceptualizing visitor satisfaction management in heritage settings: an explora

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Eric Laws, Conceptualizing visitor satisfaction management in heritage settings an exploratory blueprinting analysis of Leeds Castle, Kent.pdf ...

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2008-03-05

◆ Estimating Gaussian Mixture Densities with EM – A Tutorial

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Description of Expectation Maximization (EM) for data mining...

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2008-02-02

◆ Technical efficiency and embodied technical change in the Indonesian pulp and pa

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TECHNICAL EFFICIENCY AND EMBODIED TECHNICAL CHANGE IN THE INDONESIAN PULP AND PAPER INDUSTRY MICHIEL VAN DIJK and ADAM SZIRMAI* Eindhoven Centre for Innovation Studies (ECIS), Eindhoven University...

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2008-01-08

◆ Niches in evolutionary theories of technical change: A critical survey of the li

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Niches in evolutionary theories of technical change A critical survey of the literature Johan Schot & Frank W. Geels...

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2008-01-08

◆ 2007中国发展趋势研究报告（国家信息化测评中心，2007年4月）

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呼叫广告，网络营销第三代——2007 中国发展趋势研究报告...

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2007-11-13