Cyber espionage has become a common method for states to gather confidential information in cyberspace. The vast interconnectedness of the Internet provides a target-rich environment for states to engage in low-risk collection of large amounts of data at an unprecedented speed and scale. Cyber...

Cyber espionage has become a common method for states to gather confidential information in cyberspace. The vast interconnectedness of the Internet provides a target-rich environment for states to engage in low-risk collection of large amounts of data at an unprecedented speed and scale. Cyber...

We analyze Stackelberg leadership in a first-price auction. Leadership is induced by an information system, represented by a spy, that leaks one bidder’s bid before others choose their bids. However, the leader may secretly revise his bid with some probability; therefore, the leaked bid is...

We analyze price leadership in a Stackelberg game with incomplete information and imperfect commitment. Sequential play is induced by an information system, represented by a spy, that reports the price of one firm to its rival before the latter chooses its own price. However, the Stackelberg...