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  1. ..., the market equilibrium, where demand meets supply, is also where marginal social benefit meets marginal social costs. At this point, net social benefit ...

  2. ...冇分別,係指每一個人都係收同一價錢 5. 即係等於deadweight loss,即係指economic benefit 未可以完全得到哂 佢係其中一個economic inefficiency 6. common property係指同private...