Zipline economics may help cash-strapped park boards mine gold from otherwise unprofitable green spaces. But park lovers want their skies back.
Source :CBC | Business News http://ift.tt/1GEehdX
samedi 13 juin 2015
Zipline economics: when nature can't pay for itself
08:44
business finance, business marketing, business operations, other business activities
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Source :CBC | Business News http://ift.tt/1GEehdX
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