سیاه‌تیری, ویدا

[ 1 ] - بررسی نقش پرتفوی رفتاری در تصمیم‌گیری سرمایه‌گذاران بورس اوراق بهادار تهران

More than 50 years ago Friedman and Savage stated that investors who purchase lottery tickets (risk taking behavior), buy insurance coverage (risk averse behavior) at the same time. They proposed an “S” shape utility function that features concave as loss and convex as winning. Eisenhauer and many other researchers have confirmed risk behavior as suggested by Friedman and Savage. Shefrin and St...