This paper introduces a Markov-switching model in which transition probabilities depend on higher frequency indicators and their lags through polynomial weighting schemes. The MSV-MIDAS model is estimated via maximum likelihood (ML) methods. The estimation relies on a slightly modified version...

We use textual analysis to measure the growing concern about climate issues and to assess its impact on stock prices in the United States. Using a dataset of 71,785 articles published in The Wall Street Journal from 2010 to 2019, we create several scores capturing media coverage of environmental...