Authors' headline national short-run own-price elasticities: residential -0.24 (Table D.1) and commercial -0.21 (Table D.2), emphasized as inelastic and stable over 20 years || 'The estimate indicates that short run price elasticity (-0.21) is also inelastic and similar to previous estimates in the literature.' (p.69); 'demand is relatively inelastic to price. We also found that in the past 20 years, this relationship has not changed significantly' (Exec Summary, p.x)
Bernstein, M. A., and J. Griffin (2006): “Regional Differences in the Price-Elasticity of Demand for Energy.” Prepared for the National Renewable Energy Laboratory, Rand Corporation Subcontract Report NREL/SR-620-39512, Santa Monica, California