Studies show that analyzed advertised occupational openings in the first quarter of 2013 are indecisive about whether the Chicago area suffers from a shortage of jobs in the science and engineering portion of STEM.

An average of 44 days is what it takes to fill a position in STEM, whereas a non-STEM occupation only takes 43 days to fill. STEM employers require at least a bachelor's degree in one of the four fields.

STEM openings that require less education advertised six days longer than non-STEM jobs.

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