Temporary jobs boom

Many have been talking about the boom in temporary jobs. It seems like that is the growing part of the economy.  Is this just a reluctance to take on more expense? Or is this the future of job needs in the US?
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Business - Google News Temporary jobs becoming a permanent fixture - USA TODAY

Temporary jobs becoming a permanent fixture USA TODAY WASHINGTON (AP) — Hiring is exploding in the one corner of the U.S. economy where few want to be hired: temporary work. From Wal-Mart to General Motors to PepsiCo, companies are increasingly turning to temps and to a much larger universe of ...

http://news.google.com/news/url?sa=t&fd=R&usg=AFQjCNHgeRT8GC0Ns9COr4nAeMLlTeFM_Q&url=http://www.usatoday.com/story/money/business/2013/07/07/temporary-jobs-becoming-permanent-fixture/2496585/

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