During World War II, the spread between the 3 percent rentes and the Vichy government bonds reflected French investors' perception of the shifting fortunes of war and the willingness of future post-war government to repay the debt issued by the collaborationist regime. Structural breaks in this...

For gold, moving from clandestine to official trading does not significantly change informational efficiency. Both markets are inefficient suggesting that efficiency is linked more to the type of asset than to the legal status of the market.

In 1918, the Soviet revolutionary government repudiated the Tsarist regime’s sovereign debt, triggering one of the biggest sovereign defaults ever. Yet the price of Russian bonds remained high for years. Combing French archival records, Kim Oosterlinck shows that, far from irrational,...