@article{econhot_econhot-cited-2c857885e149a63c, title = {The Great Crash, the Oil Price Shock, and the Unit Root Hypothesis}, author = {Pierre PerrĂ³n}, journal = {Econometrica}, year = {1989}, volume = {57}, number = {6}, pages = {1361}, doi = {10.2307/1913712}, url = {https://doi.org/10.2307/1913712} }