Table 2.

Selection of studies reviewed in this study

For priority setting before doing the project	Karnon J, Planning the efficient allocation of research funds: an adapted application of a non-parametric Bayesian value of information analysis,2002 [3] Townsend J, Prioritisation of health technology assessment. The PATHS model: methods and case studies,2003 [8] Coyle D, The assessment of the economic return from controlled clinical trials. A framework applied to clinical trials of colorectal cancer follow-up,2003 [5] Fleurence RL, Setting priorities for research,2004 [6] Claxton KP, Using value of information analysis to prioritise health research: some lessons from recent UK experience, 2006 [4] Fleurence RL, Setting priorities for research: a practical application of 'payback' and expected value of information,2007 [7]
For estimation of the economic impact after doing the project
Macroeconomic studies	Exceptional Returns: The Economic Value of America's Investment in Medical Research.2000 [9] Exceptional Returns the Value of Investing in Health R&D in Australia,2003 [10] Exceptional Returns: The Value of Investing in Health R&D in Australia II,2005 [11] Medical Research: What's it worth? Estimating the economic benefits from medical research in the UK. Evaluation Forum,2008[12]
Case studies	Hanney S, Proposed methods for reviewing the outcomes of health research: the impact of funding by the UK's 'Arthritis Research Campaign',2004 [15] Wooding S, Payback arising from research funding: evaluation of the Arthritis Research Campaign,2005 [16] Kwan P, A systematic evaluation of payback of publicly funded health and health services research in Hong Kong,2007 [18] Wooding S, Policy and practice impacts of research funded by the Economic and Social Research Council, A case study of the Future of Workprogramme, approach and analysis,2007 [20] Nason E, Health Research- Making an Impact, The Economic and Social Benefits of HRB Funded Research,2008 [17] Kalucy L, Exploring the impact of primary health care research. Primary Health Care Research and Information Service, 2009 [19]
Introducing the framework	Buxton M, How can payback from health research be assessed, 1996 [13] Canadian Institutes of Health Research, Developing a CIHR Framework to Measure The Impact of Health Research,2005 [21] Kuruvilla S, Describing the impact of health research: a Research Impact Framework [23] Canadian Academy of Health Sciences, Making an Impact, A Preferred Framework and Indicators to Measure Returns on Investment in Health Research,2009 [22]
Theoretic discussion about economic impact	Croxson, B, Routine monitoring of performance: what makes health research and development different, 2001 [32] Peipert, J.F, The economic value of medical research: is it worth the investment, 2002 [33] Sajal K. Chattopadhyay, Economics of Prevention: The Public Health Research Agenda, 2004 [34] Michele S. Garfinkel, A Societal Outcomes Map for Health Research and Policy,2006 [35] Anthony P. Weiss, Measuring the Impact of Medical Research:Moving From Outputs to Outcomes, 2007 [36]