The Executive Committee of National Economic Council (ECNEC) has approved 20 development projects to be completed with an estimated cost of Rs 259 billion, report said. The ECNEC in its meeting held here Thursday with federal finance minister Shaukat Tareen in chair reviewed 20 development projects presented before the committee for approval. Development of water reservoirs, infrastructure and social sector are among those discussed and approved by the ECNEC in today's sitting, it was reported.