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经济学特别是宏观经济学中说的投资是耐用资本品如厂房设备的生产,而平常说的“投资”是指购买资产如股票,这和经济学中的投资不同,为了区分,这种投资被称为金融投资。
Economics is the study of how societies use scarce resources to produce valuable goods and services and distribute them among different individuals. If we think about the definitions, we find two key ideas that run through all of economics:
爱是用行动而不是言语来表达的。
Efficiency in grain production isn't an option—it's a necessity.
The authentic is not knowable, but it is experiencable.
The study of automata and formal languages is fundamental to understanding the limits of computation.
我们要做的是让每一个中国人都能开上自己国家生产的汽车。
Determination is the foundation of success.