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Select all that apply. select the ways that labor unions can increase wages. collective bargaining reducing the labor supply increasing the demand for labor creating monopolies

The sec has historically raised questions regarding the independence of firms that derive a significant portion of their total revenues from one audit client or group of clients because the sec staff believes this situation causes cpa firms to

Google started as one of many internet search engines, amazon started as an online book seller, and ebay began as a site where people could sell used personal items in auctions. these firms have grown to be so large and dominant that they are facing antitrust scrutiny from competition regulators in the us and elsewhere. did these online giants grow by fairly beating competition, or did they use unfair advantages? are there any clouds on the horizon for these firms -- could they face diseconomies of scale or diseconomies of scope as they continue to grow? if so, what factors may limit their continued growth?