✔ 最佳答案
Public Corporations is different from Public Sector.
Public corporation 上市公司 usually refers to a company that is permitted to offer its securities (stock, bonds, etc.) for sale to the general public, typically through a stock exchange.
Public body 公共機構 refers to the government-owned corporation or company or organization.
Public sector 公共領域/公共部門 is the part of economic and administrative life that deals with the delivery of goods and services by and for the government, whether national, regional or local/municipal.
Source : Wikipedia
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