XEE4415630 Economic system: the speculative bubble at the time of the law system, the agiotors of the rue Quincampoix - Paris IVth ardt. Quincampoix Street was at the time of John Law\'s system (1671 - 1729). ??????The agagiotage at Quincampoix Street (bankruptcy caused by Law). View of the Bankruptcy (financial crisis) of the rue Quincampoix caused by the system of John Law, Scottish economist, developed between 1716 and 1720 in Paris) by Anonymous; Private Collection; (add.info.: Economic system: the speculative bubble at the time of the law system, the agiotors of the rue Quincampoix - Paris IVth ardt. Quincampoix Street was at the time of John Law\'s system (1671 - 1729). ??????The agagiotage at Quincampoix Street (bankruptcy caused by Law). View of the Bankruptcy (financial crisis) of the rue Quincampoix caused by the system of John Law, Scottish economist, developed between 1716 and 1720 in Paris)); Stefano Bianchetti.