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
why do non-electronic stock exchanges (with floor traders) still exist?
user
non-electronic stock exchanges still exist because they used to exist. there are a lot of people in trading firms who grew up with floor trading and don't want to give it up, either because they feel more comfortable with it or because they might lose their job if they went away from it.
assistant