A new report by the Congressional Budget Office estimates that a national missile defense system capable of countering significant numbers of ballistic missiles employing complex countermeasures could cost between $58 billion and $64 billion through 2015. In the report, "Estimated Costs and Technical Characteristics of Selected National Missile Defense Systems," CBO uses the $64 billion figure as the upper edge of a "Capability 3" architecture consisting of three interceptor sites with a total of 375 deployed missiles, a full battle...
