Star analyst activities and stock price synchronicity: Korean equity market reforms

The study typically investigates the Korean stock market data. The majority of the data used in our study are only accessible through subscription, which we do not have permission to share. Thus, we have provided a detailed and replicable guide in data and methodology. Our data guide covers all variables used in the study, and it specifically reports the source of each data and how each variable is constructed in a granular manner to encourage easier replication and promote future research on similar topics.