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References from Measuring the change in productive efficiency in telecommunications in the USA. Local targets link to admitted publications; unresolved targets remain external evidence.
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10.7249/p2488-1
10.7249/p2488-1 · External reference
10.1007/978-1-4615-3976-6_4
10.1007/978-1-4615-3976-6_4 · External reference
10.3386/w6622
10.3386/w6622 · External reference
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10.1007/bf00140022
10.1007/bf00140022 · External reference
10.2307/1926657
10.2307/1926657 · External reference
10.1007/bf00140019
10.1007/bf00140019 · External reference
10.1016/0377-2217(78)90138-8
10.1016/0377-2217(78)90138-8 · External reference
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10.1016/s0377-2217(98)00271-9
10.1016/s0377-2217(98)00271-9 · External reference
10.1080/00036840050155896
10.1080/00036840050155896 · External reference
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10.2307/1906814
10.2307/1906814 · External reference
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10.1017/cbo9780511551710
10.1017/cbo9780511551710 · External reference
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10.2307/2343100
10.2307/2343100 · External reference
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10.1016/0304-4076(80)90041-x
10.1016/0304-4076(80)90041-x · External reference
10.1093/oso/9780195072181.003.0002
10.1093/oso/9780195072181.003.0002 · External reference
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10.1162/003465397556458
10.1162/003465397556458 · External reference
10.1007/bf00140958
10.1007/bf00140958 · External reference
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10.1007/bf00133477
10.1007/bf00133477 · External reference
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10.1093/oso/9780195072181.003.0001
10.1093/oso/9780195072181.003.0001 · External reference
10.1007/978-3-642-79037-9_41
10.1007/978-3-642-79037-9_41 · External reference
10.1086/209731
10.1086/209731 · External reference
10.1017/cbo9780511599002
10.1017/cbo9780511599002 · External reference
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10.2307/2232675
10.2307/2232675 · External reference
10.1007/978-1-4615-3976-6_9
10.1007/978-1-4615-3976-6_9 · External reference
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10.1093/oep/52.3.447
10.1093/oep/52.3.447 · External reference
10.2307/3003421
10.2307/3003421 · External reference
10.1016/0304-4076(90)90045-u
10.1016/0304-4076(90)90045-u · External reference
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10.1007/bf02354220
10.1007/bf02354220 · External reference
10.1007/bf00157165
10.1007/bf00157165 · External reference
10.2307/2109445
10.2307/2109445 · External reference
10.2307/1926047
10.2307/1926047 · External reference
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10.1016/s0167-6245(00)00009-3
10.1016/s0167-6245(00)00009-3 · External reference
10.1007/978-1-4684-6897-7_3
10.1007/978-1-4684-6897-7_3 · External reference
10.1007/978-1-4615-3976-6_2
10.1007/978-1-4615-3976-6_2 · External reference
