ECONOMYNEXT – Sri Lanka’s rupee opened at 302.60/70 to the US dollar on Tuesday, weaker from 302.59/62 the previous day, while bond yields were broadly steady, dealers said. A bond maturing on 15.02.2028 was quoted at 9.05/15 percent. A bond maturing on 15.06.2029 was quoted at 9.60/65 percent. A bond maturing on 15.09.2029 was quoted at 9.68/73 percent. A bond maturing on 01.07.2030 was quoted at 9.78/83 percent, from 9.78/82 percent. A bond ma…