Documents An Assessment of Project Portfolio Management Techniques on Product and Service Innovation: Evidence...

IOSR Journal of Economics and Finance (IOSR-JEF) e-ISSN: 2321-5933, p-ISSN: 2321-5925.Volume 6, Issue 4. Ver. I (Jul. - Aug. 2015), PP 08-20 www.iosrjournals.org DOI: 10.9790/5933-06410820…