...once it became apparent that the United States intended to continue to devote its resources to European security, there was little incentive for the Europeans themselves to do so, thereby creating the kind of "free-rider" situation famously described by die scholars Mancur Olson and Richard Zeckhauser.\n Second, while historical evidence supports Kagan's analysis of transatlantic relations - the subject of "Power and Weakness" - the picture looks different when the frame is enlarged to include U-S. relations with China. ...a self-reinforcing "free-riding" dynamic began to develop. Since Washington was clearly willing to take the lead and allocate resources to European security, there was less incentive (either military or economic) for Europeans to devote resources to it.