Beacon Capital Partners was looking to sell a 50% stake in One Beacon Street, a one million-square-foot property in Boston [The sale was postponed after Oxford Properties and Invesco Real Estate each reduced their initial offers, according to the Boston Business Journal.]...The commercial real estate debt markets were riding a wave of stability, with spreads tightening for five, seven and 10-year-fixed-rate money. Spreads on fixed-rate loans tightened to 25-50 basis points by the end of August [After a rough time in May due to concerns over the future of the Federal Reserve’s quantitative easing program but have once again stabilized.].