Abdelghani, Mohamed; Melnikov, Alexander - In: Risks : open access journal 13 (2025) 3, pp. 1-29
Deviation of an asset price from its fundamental value, commonly referred to as a price bubble, is a well-known phenomenon in financial markets. Mathematically, a bubble arises when the deflated price process transitions from a martingale to a strict local martingale. This paper explores price...