"Financial markets, especially in the post-World War II period, have been in a structure that has made significant progress and frequently led to financial crises or financial turbulences. Hence, interest in financial markets has always been high by stakeholders, including investors. At the same time, financial markets have had sudden ups and downs. During the pandemic period, these up and downs were frequently seen. This study consists of seven separate but thematically linked studies that shed light on the dark sides of finance.