More than half of the world’s population currently lives in cities while projections show an increase to two thirds by 2050. Many people living in small areas means large amounts of waste, high ...

Following an initial customer confirmation request with no response, a first-year auditor mails a second and third request, all under the supervision of the auditor-in-charge assigned to the account.

The objective of this study is to shed new light on the industrial flow structure embedded in microscopic supplier-buyer relations. We first construct directed networks from actual data from interfirm ...