It's time for the annual market "ghost story" moment again: This year's five Halloween warning pictures are... November 1st is the traditional Western holiday Halloween. And every year on this day, it is not only the various terrifying elements of people's COS at holiday gatherings in the real world that can easily cause fear, but also some European and American institutions, media, and industry celebrities like to release negative predictions or warnings about the current economic situation or financial markets on this day.