Data for COVID-era forecasting: Google Trends and window and model averaging

Supplementary material and data for COVID-era forecasting: Google Trends and window and model averaging. For the full version of the article, including how to cite the data set, please see the Annals of Tourism Research article version.本数据集为新冠疫情时期预测研究的补充材料与数据，相关研究涉及谷歌趋势（Google Trends）、窗口与模型平均方法。如需获取文章完整版及该数据集的引用方式，请参阅《旅游研究年鉴》（Annals of Tourism Research）刊载的文章版本。