منابع مشابه
Annotated imports
Presented simple extensions to scala language related to import statements: exported imports, which provide ability to reuse sequence of import clauses in composable form and default rewriters, which provide mechanism for pluggable macro-based AST transformation of overall compilation unit, activated by import of library object. Using these facilities not only allows more compact code, it preve...
متن کاملImports and Productivity
What is the effect of imports on productivity? To answer this question, we estimate a structural model of producers using product-level import data for a panel of Hungarian manufacturing firms from 1992 to 2001. In our model with heterogenous firms, producers choose to import or purchase domestically varieties of intermediate inputs. Imports affect firm productivity through expanding variety as...
متن کاملAre Exports and Imports Cointegrated
his study examined the long-run relationship between Nigerian exports and imports between 1960 and 2014. Exports and imports were disaggregated into oil and non-oil components. The application of the Johansen, Bound testing and the Hansen parameter instability test cointegration techniques revealed that Nigerian exports and imports at the aggregate and disaggregated level are cointegrated with ...
متن کاملTransportin-SR2 Imports HIV into the Nucleus
BACKGROUND The human immunodeficiency virus type 1 (HIV-1) and other lentiviruses have the capacity to infect nondividing cells like macrophages. This requires import of the preintegration complex (PIC) through the nuclear pore. Although many cellular and viral determinants have been proposed, the mechanism leading to nuclear import is not yet understood. RESULTS Using yeast two-hybrid and pu...
متن کاملFDI with Reverse Imports and Hollowing Out
This paper develops a model of FDI with reverse imports examining the impact of FDI on the home economy through the “hollowing out” effect on the domestic employment. A foreign wage threshold exists. If the foreign wage is lower than the threshold, the home firm chooses FDI. The threshold depends on a FDI fixed cost and a demand parameter. A welfare analysis shows that another foreign wage thre...
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ژورنال
عنوان ژورنال: Nature
سال: 1989
ISSN: 0028-0836,1476-4687
DOI: 10.1038/339163b0