When researchers suspect that research subjects will alter their behavior if they know someone is watching, the researchers are likely to use unobtrusive observational methods

The level of merchandise exports coming from Africa decreased between 1980 and 2010.

a. true b. false

One motivation for companies to shed noncore functions to their supply chains has been to

A) increase supply chain membership and participation. B) increase supply chain complexity to ease supply chain alignment. C) maximize focus on local objectives. D) take advantage of supplier and customer competencies that they did not possess.