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
which us market indexes (dow/djia, s&p500, nasdaq) include reinvested dividends?
user
while the s&p500 is not a total return index, there is an official total return s&p500 that includes reinvested dividends and which is typically used for benchmarking.  for a long time it was not available for free, but it can currently be found on yahoo finance using the ticker ^sp500tr.
assistant