法律的瑕疵
发表于 2025-3-25 05:33:37
Hidden Order in Traffic Flows Using Approximate Entropy: An Illustration,play the familiar contours of lumpy, peaked curves. Over the years the peaks have become blunt and the valleys filled, suggesting nearly day long high-volume traffic. At the same time that the average travel speed on congested freeways has gone up, average commute time has either remained steady or
流利圆滑
发表于 2025-3-25 08:15:13
,Regional Input–Output with Endogenous Internal and External Network Flows, disaggregation of the Leontief–Strout (L–S) approach. Other significant contributors include Isard et al. (1960), Polenske (1980), Hewings (1985), Miller and Blair (1985) and Oosterhaven (1988). An overview is provided in Roy (2004a). As more and more regional survey data became available, such ana
姑姑在炫耀
发表于 2025-3-25 11:39:15
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sulcus
发表于 2025-3-25 19:46:15
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Chauvinistic
发表于 2025-3-25 22:48:52
Science Parks and Local Knowledge Creation: A Conceptual Approach and an Empirical Analysis in Two knowledge-creating bodies (e.g. universities, research centers) and knowledge-exploiting bodies (e.g. public and private firms, local institutions), science parks have long been considered efficient instruments of industrial and regional policy (Jones 1996; Martin 1997). They were expected to enhanc
BRIBE
发表于 2025-3-26 01:07:29
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南极
发表于 2025-3-26 07:29:52
The Location of Industry R&D and the Location of University R&D: How Are They Related?,of R&D and related innovation activities (Audretsch and Feldman 1996). The standard explanation in the literature of the clustering phenomenon is that clustering brings about external knowledge economies, typically in the form of knowledge flows,. which tend to be spatially bounded (Jaffe et al. 199
Ambulatory
发表于 2025-3-26 09:33:30
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走路左晃右晃
发表于 2025-3-26 16:07:20
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万神殿
发表于 2025-3-26 19:59:00
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