Expectations, beliefs, and perceptions in the modern economy: An overview
综述了预期、信念和感知在现代经济中的重要性，指出理性预期假设的流行度正在下降，而人类决策偏离理性，受感知和信念影响，并探讨了社交媒体在塑造这些因素中的作用。
Abstract Expectations matter in dynamic models where decisions in one period have implications for outcomes in subsequent periods. Rational expectations were once the dominant assumption but its popularity is waning. Human decision‐making deviates from rationality suggesting important influences of perceptions and beliefs on decision‐making. The articles in this special issue provide up‐to‐date reviews of the importance of expectations, beliefs, and perceptions including the role of social media in shaping them.