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JUCS - Journal of Universal Computer Science 18(16): 2301-2318
doi:
10.3217/jucs-018-16-2301
Received:
07 Jan 2012 | Approved:
25 Aug 2012 | Published:
28 Aug 2012
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Authors
Atif Latif
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Leibniz Information Center for Economics, Kiel, Germany
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Mohammad Ali Jinnah University, Islamabad, Pakistan
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Conflict of interest
The authors have declared that no competing interests exist.
This article is freely available under the J.UCS Open Content License.