functions with two layers of protocols. It can connect networks of different speeds an
A.The hub
B.The bridge
C.The router
D.The proxy
A.The hub
B.The bridge
C.The router
D.The proxy
Consider two competitive economies that have the same quantities of labor (L = 400) and capital (K = 400), and the same technology (A = 100). The economies of the countries are described by the following Cobb-Douglas production functions: North Economy: Y = A L.3K.7 South Economy: Y = A L.7K.3 1. Which economy has the larger total production? Explain. 2. In which economy is the marginal product of labor larger? Explain. 3. In which economy is the real wage larger? Explain. 4. In which economy is labor's share of income larger? Explain.
A、functions
B、length
A、Φm>Φs
B、Φm <φs>
C、Φm=Φs
D、none of the above
A.summarizing
B.selection
C.indexing
D.publishing
It is believed by many that all these years the INS ________.
A.has been serving two contradictory functions
B.has ignored the pleas of the two powerful lobbies
C.has over-emphasized its service functions at the expense of the nation’s security
D.has been too liberal in granting visas to tourists and immigrants indiscriminately
A.marketing
B.package
C.quality
D.transportation
The two categories of meaning of language proposed by Wilkins are______.
A. notions and functions
B. notions and forms
C. general and specific
D. forms and functions
A.summarizing
B.selection
C.indexing
D.publishing
A.equipment
B.facilities
C.functions
D.services
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