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
what does the average log-return value of a stock mean?
user
knowing the log return is useful - the log return can help you to work out the annual return over the period it was estimated - and this should be comparable between stocks. one should just be careful with the calculation so that allowance for dividends is made sensibly.
assistant