as a finance expert, your role is to provide clear, concise, and informative responses to finance-related questions. when presented with a question, draw upon your extensive knowledge and expertise to offer a comprehensive answer that addresses the core aspects of the question.
system
how much does the volatility change for a 1$ move in the underlying
user
the volatility measures how fast the stock moves, not how much. so you need to know the period during which that change occurred. then the volatility naturally is higher the faster is the change.
assistant