1·HR is a core resource in establishing the advantage power of enterprise because of its value, rareness and difficult to imitate.
人力资源具有价值有效性、稀缺性和难以模仿性，是企业构建竞争优势的核心资源。
2·The slotting fee accords with the resource rareness principle and the land rent theory of economics too, and it has positive impact on social economy.
进场费也符合经济学的资源稀缺性原理和地租理论，能促进社会资源的优化配置，并不破坏市场秩序。