How did Adam Cheng's "Ding Crab Effect" come into being? Any stories?

Many people think of Adam Cheng when they mention the "Ding Crab Effect", but they don't know what the "Ding Crab Effect" really means. In fact, the "Ding Crab Effect" (also known as the "Autumn Official Effect") is a phenomenon to describe the stock market. It is related to Adam Cheng because since 1992, when Adam Cheng played Ding Xie in The Great Times, both the Hang Seng Index and A-shares have fallen to varying degrees, resulting in heavy losses for investors.

1992 10 The TV series "Big Times" starring Adam Cheng was broadcast in Hongkong, which attracted many people's attention. The hero of the story is Ding Xie, played by Adam Cheng, who often makes huge profits by shorting Hang Seng Index futures in the stock market bear market. At that time, the Hong Kong stock market plummeted, and the Hang Seng Index fell as high as 1.283 points (20.6%) in one month, which caused heavy losses to investors, hence the name "Ding Xie Effect".

Everyone thinks that if this incident is a coincidence, it can't be a coincidence every time. Since the broadcast of "Big Times", some people have made a rough statistics. No matter whether Adam Cheng plays movies or TV series, Hong Kong stocks will fall, and Hong Kong stocks have recorded 32 obvious declines. In addition, during the Asian financial turmoil 1998 and the bursting of the Internet bubble in 2000, there were also TV dramas in Adam Cheng.

In economic theory, this can only be regarded as a series of coincidences. Most of Adam Cheng's plays are staged around the summer vacation every year. At that time, the stock market fluctuated greatly, and the drama staged earlier in Adam Cheng suffered a big economic downturn cycle, so the stock market plummeted.