[eng] Public Contract Bidding : Fixed-Price Contracts Amended by Change Orders or Incentive Contracts ?. French procurement contracts are usually awarded by fixed-price contracts. However, fixed prices can be raised by change orders that occur after the contract is signed. The authors develop a...

[eng] Land Rent and Anticipations in Peri-Urban Areas.. Urban sprawl modifies the structure of areas far beyond the actual urban cores, especially via agricultural and residential land markets in peri-urban areas. For an explicit examination of anticipations made on the future use of arable...

[eng] Assessing Controversial Risks Using Real Options Theory . by Robert Kast, André Lapied, Sophie Pardo and Camelia Protopopescu . Public decision-making and risk assessment in such fields as environmental risk, industrial risk, disaster insurance, and health and unemployment insurance...

[eng] Decreasing Prices in Sequential Auctions: Sources and Measurement by Olivier Chanel and Stéphanie Vincent . Price trends in sequential auctions are a major issue for all players concerned: buyers, sellers and auctioneers. When price trends no longer follow a random walk pattern, they...