PHOENIX, U.S./TAIPEI -- On a quiet April morning, cranes, bulldozers, trucks and construction workers bustled down streets in two places lying in opposite directions from Phoenix: those to its north building TSMC's $12 billion chip fab, and those to the south working on a $20 billion expansion of Intel's 42-year-old campus.

Business Spotlight
From somebody to nobody: TSMC faces uphill battle in U.S. talent war
Taiwan's tech titan faces off with Intel in Arizona's tight labor market