The risk-free rate of return has a large impact on the demand for all types of financial securities, including bonds. U.S. Treasury yields increased across the curve, even as markets markets priced in high odds of another Fed rate cut this week.(1) An individual's participation in a Michigan investment market in this state is considered a representation that he or she is a resident of this state. Open market purchases raise bond prices, and open market sales lower bond prices. So, open market operations (OMOs) affect bond prices. The Authorities regularly issues debt in the financial markets and obtains competitive rates for clients.