| Consumer rationality and credit cards DL Brito, PR Hartley Journal of Political Economy 103 (2), 400-433, 1995 | 342 | 1995 |
| The relationship of natural gas to oil prices PR Hartley, KB Medlock III, JE Rosthal The Energy Journal 29 (3), 47-66, 2008 | 312 | 2008 |
| Empirical evidence on the operational efficiency of National Oil Companies SL Eller, PR Hartley, KB Medlock Empirical Economics 40, 623-643, 2011 | 236 | 2011 |
| A model of the operation and development of a national oil company P Hartley, KB Medlock III Energy Economics 30 (5), 2459-2485, 2008 | 180 | 2008 |
| The Baker Institute world gas trade model PR Hartley, KB Medlock III James A. Baker III Institute for Public Policy, 2005 | 104* | 2005 |
| Shale gas and US national security KB Medlock, AM Jaffe, PR Hartley James A. Baker III Institute for Public Policy of Rice University, 2011 | 101 | 2011 |
| The future of long-term LNG contracts PR Hartley The Energy Journal 36 (3), 209-234, 2015 | 94 | 2015 |
| Employment impacts of upstream oil and gas investment in the United States M Agerton, PR Hartley, KB Medlock III, T Temzelides Energy Economics 62, 171-180, 2017 | 85 | 2017 |
| Expectations and the evolving world gas market DL Brito, PR Hartley The Energy Journal 28 (1), 1-24, 2007 | 82* | 2007 |
| The relationship between crude oil and natural gas prices: The role of the exchange rate PR Hartley, KB Medlock III The Energy Journal 35 (2), 25-44, 2014 | 81 | 2014 |
| Changes in the operational efficiency of national oil companies PR Hartley, KB Medlock III The Energy Journal 34 (2), 27-58, 2013 | 68 | 2013 |
| Electricity reform and retail pricing in Texas PR Hartley, KB Medlock III, O Jankovska Energy Economics 80, 1-11, 2019 | 59 | 2019 |
| The liquidity services of money PR Hartley International Economic Review, 1-24, 1988 | 56 | 1988 |
| Local employment impact from competing energy sources: Shale gas versus wind generation in Texas PR Hartley, KB Medlock III, T Temzelides, X Zhang Energy Economics 49, 610-619, 2015 | 54 | 2015 |
| Potential futures for Russian natural gas exports PR Hartley, KB Medlock III The Energy Journal, 73-95, 2009 | 52 | 2009 |
| Conservation strategies for New Zealand PR Hartley (No Title), 1997 | 51 | 1997 |
| Energy sector innovation and growth: An optimal energy crisis P Hartley, KB Medlock III, T Temzelides, X Zhang The Energy Journal 37 (1), 233-258, 2016 | 41* | 2016 |
| Optimal dynamic production from a large oil field in Saudi Arabia W Gao, PR Hartley, RC Sickles Empirical Economics 37, 153-184, 2009 | 39* | 2009 |
| Macroeconomic fluctuations: Demand or supply, permanent or temporary? PR Hartley, JA Whitt Jr European Economic Review 47 (1), 61-94, 2003 | 35* | 2003 |
| The valley of death for new energy technologies PR Hartley, KB Medlock III The Energy Journal 38 (3), 33-62, 2017 | 34 | 2017 |
