Many public goods like lighthouses and fire departments do not provide direct utility but act as insurance devices against shipwreck and destruction. They either diminish the size and/or the probability of the loss. We extend the public good model with this insurance aspect and generalize...

Most pure public goods like lighthouses, dams, or national defense provide utility mainly by insuring against hazardous events. Our paper focuses on this insurance character of public goods. As for private actions against hazardous events, one can distinguish between self-insurance (SI) and...