A fundamental shift is occurring in the world economy. We are moving rapidly away from a world in which national economies were relatively self-contained entities, isolated from each other by barriers to cross-border trade and investment; by distance, time zones, and language; and by national differences in government regulation, culture, and business systems. And we are A fundamental shift is occurring in the world economy. We are moving quite away from a world in which national economies were relatively self-contained entities, isolated from each other by barriers to cross-border trade and investment; by distance, time zones, and language; and by national differences in government regulation, culture, and business systems. And we are