Stochastic volatility is the unpredictable nature of asset price volatility over time. It's a flexible alternative to the Black Scholes' constant volatility assumption.

Objective To develop a best practice guide for managing people with plantar heel pain (PHP). Methods Mixed-methods design including systematic review, expert interviews and patient survey. Data ...

Palaeontology is the study of prehistoric species, mostly ones that are extinct. It focuses primarily on fossil data, using a variety of physical, chemical and biological techniques to analyse them.