The nature of firm (On the coalition of economic men: Q Why does remmjoin a firm? n Maximization of his own interests; Q When does REMM quit from a firm? I Seek different chance to maximize his own Interests; WHen we define human being as reMM, we have to solve the fundamental issue d How does reMm trust each other? Task Team of FUndaMientalactoUntING Business Sehool. Sun Yatsen niversity11 The Nature of Firm ⧫On the coalition of economic men: ⧫Why does REMM join a firm?  Maximization of his own interests; ⧫When does REMM quit from a firm?  Seek different chance to maximize his own interests; ⧫When we define human being as REMM, we have to solve the fundamental issue:  How does REMM trust each other?