MBB ke eng'me e emela eng?
Context:McKinsey & Company ke feme ea lefats'e ea boeletsi e thehiloeng ka 1926 ke moprofesa oa Univesithi ea Chicago James O. McKinsey, e fanang ka lits'ebeletso tsa litsebi ho likhoebo, mebuso le mekhatlo e meng. McKinsey ke ea khale ka ho fetisisa le e kholo ka ho fetisisa ea "Big Three" ea boeletsi ba tsamaiso (MBB), lifeme tse tharo tse kholo ka ho fetisisa tsa boeletsi ba maano lefatšeng ka bophara ka chelete e kenang. Feme e shebana haholo-holo le lichelete le mesebetsi ea bareki ba eona.  Tlas'a boeta-pele ba Marvin Bower, McKinsey e ile ea atolohela Europe lilemong tsa bo-1940 le bo-1950. Lilemong tsa bo-1960, Fred Gluck oa McKinsey - hammoho le Bruce Henderson oa Boston Consulting Group, Bill Bain oa Bain & Company, le Michael Porter oa Harvard Business School - ba ile ba fetola setso sa likhoebo. Khatiso ea 1975 ea John L. Neuman oa McKinsey e ile ea hlahisa mokhoa oa khoebo oa "tlhahlobo ea boleng bo holimo" e ileng ea kenya letsoho molemong oa ho fokotsa mesebetsi e ileng ea felisa mesebetsi e mengata batsamaisi ba mahareng.
MBB e bua ka mekhatlo e meraro e meholo e fanang ka likeletso tsa tsamaiso. Ho tsoa temaneng ena, ha ho hlake hantle hore na e emela eng, empa McKinsey e kenyelelitsoe ho MBB kaha ke eona ea khale le e kholo ka ho fetisisa sehlopheng.