Why are the 2000s so different from the 1970s? A structural interpretation of changes in the macroeconomic effects of oil prices
---- Acknowledgments ----
We thank Efrem Castelnuovo, Giuseppe Ciccarone, Carlo Favero, Jordi Gali, Stefano Giglio, Tommaso Monacelli, Luca Sala and Massimiliano Tancioni for helpful comments and suggestions. The views expressed herein are those of the author(s) and do not necessarily reflect the views of the National Bureau of Economic Research.