The collapse of the country for which she lived underscores her overwhelming sense of tragedy.

And all of this would amplify rather than attenuate political polarization, placing other urgent policy priorities at even greater risk.

When weak aggregate demand causes the economy to operate far below its potential, cuts in government spending enlarge the jobs deficit.

Of course, a government can also close a budget gap by raising taxes, but any sudden shift can significantly magnify the distortions that taxes cause.

A more useful definition of cyber war is any hostile action in cyberspace that amplifies or is equivalent in effect to major physical violence. Determining whether an action meets that criterion is a decision that only a country s political leaders can make.

This culturally desiccated world is much more alien than the red desert of the Martian landscape that Tereshkova and her cosmonaut friends including her husband dreamed of in their youth. The collapse of the country for which she lived underscores her overwhelming sense of tragedy.