Induced innovation and energy prices. NBER Working Papers |
They dont invent them like they used to: an examination of energy patent citations over time. NBER Working Papers |
Using scientific publications to evaluate government R&D spending: the case of energy. CESIFO Working Paper Popp, David; University of Leuven. Centre for Economic Studies; |
Using scientific publications to evaluate government R&D spending: the case of energy. NBER Working Papers |