In this paper, three fundamental issues of robust control are discussed, which are model uncertainty description, nominal performance, robust stability and robust performance.

本文探讨了鲁棒控制的三个基本问题：模型不确定性信息、鲁棒稳定性和性能指标。

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Based on the SCP analysis model of Industry Organization technology, the paper points out that the market performance finally depends upon the real market structure, instead of nominal monopolization.

本文基于产业组织学理论的SCP分析范式，认为市场绩效最终取决于实际的市场结构，而不是名义上的垄断集中程度。

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The gap between the performance of inflation and that of nominal GDP is so big that some economists, such as Scott Sumner of Bentley University, are dusting off an old idea.

通胀和名义GDP之间的巨大鸿沟使得一些经济学家，比如Bentley大学的Scott Sumner开始考虑摒弃一个旧观念。

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Like most professional investors, Mr. Tepper is only concerned with nominal, near-term performance.

FORBES: Why David Tepper Is Only Half Right

However, even stranger than the performance of RGDP has been the path of nominal GDP (NGDP).

FORBES: This Economic Recovery Is Surely Different: It's FUBAR*