What is 'alpha decay' in finance, and are past returns indicative of future returns after all? originally appeared on Quora: the place to gain and share knowledge, empowering people to learn from ...

Alpha decay represents a fundamental mode of radioactive disintegration wherein an unstable nucleus emits an alpha particle—a tightly bound cluster of two protons and two neutrons. This process not ...

Positive drift follows a steady trend in the underlying asset, whatever the trend direction and the ETF direction. It means positive drift may come with a gain or a loss for the ETF. For example, you ...

Time decay refers to the rate at which time reduces the value of an option. First, it's essential to understand that time decay is exponential and accelerates as expiration draws closer. The rate of ...

Radioactive decay is the strange and almost mystical ability for one element to naturally and spontaneously transmute into another. In the process, those elements tend to emit deadly forms of ...