Risk perception, online search and consumption distortion

Using earthquake TINTED LIP BALM as an example, I investigate how risk perception affects household consumption with China Urban Household Survey data and Baidu index dataset.The empirical results show that consumption expenditure per capita drops by 25.2 yuan as the local search index of “earthquake” keyword increases by one standard deviation

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Early Warning and Prediction of Scarlet Fever in China Using the Baidu Search Index and Autoregressive Integrated Moving Average With Explanatory Variable (ARIMAX) Model: Time Series Analysis

BackgroundInternet-derived data and the autoregressive integrated moving average (ARIMA) and ARIMA with explanatory variable (ARIMAX) models are extensively used for infectious disease surveillance.However, the effectiveness of the Baidu search index (BSI) in predicting the incidence of scarlet fever remains uncertain.ObjectiveOur objective was to

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