因此，在四种检验方法中，内在性泡沫检验最优良，设定检验方法其次，单位根检验和协整检验可作为补充。
In a word, the test for intrinsic rational bubbles is the best method in all of these four tests and the specification test is the next.
导致价格泡沫产生的内在机制是什么?。
股市泡沫是股票价格持续上涨导致其市场价格高于内在价值的经济现象。
Stock bubble refers to the economic phenomenon that the market price of a stock gets higher than its fundamental value after continual rises of prices.
股票价值直接或间接表现为股票价格，股票市场价格偏离内在价值一般呈现两种动态演变过程，即价格泡沫和均值回复。
Stock value is represented by stock price directly or indirectly. After market price deviates from its intrinsic value, it will follows a dynamic moving process, either bubble or mean reversion.
股票价值直接或间接表现为股票价格，股票市场价格偏离内在价值一般呈现两种动态演变过程，即价格泡沫和均值回复。
Stock value is represented by stock price directly or indirectly. After market price deviates from its intrinsic value, it will follows a dynamic moving process, either bubble or mean reversion.
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