profit & loss statement form Hybrid car Reuters quoted societe generale (601166, shares) head of U.S. rates strategy Subadra Rajappa, said over the past few sessions, is the tax factors driving bond yields and higher risk assets. And strong economic data usually drag down the bond market. 7. Efficiency. The efficiency of the plan mainly refers to the time and economy. Network planning technology was developed and developed in the United States in the late 1950s. This approach includes a variety of web-based methods, such as critical path method, planning review technology, combined network method, etc.