The Expenditure Multiplier (EM), a key concept of the Keynesian economic model reasons that "one person's spending becomes another person's income" (ref. section 25.2). From a fiscal perspective, is there a common thread between investment spending (a factor of EM) and unauthorized money transfers? Include in your response a brief discussion on the impact of lost spending (consumption) on business investments. (WSJ report notes $250 mio. in fraud, however, actual amount could not be verified as of 11-19-23)