00418pab a2200145 454500008004000000100002100040245007900061260000900140300001200149362001100161650001800172700002200190700002300212773003700235180718b2006   xxu||||| |||| 00| 0 eng d  aDavis, Steven J.  aThe flow approach to labor markets: new data sources and micro-macro links  c2006  ap.3-26.  aSummer  aLabour market  aHaltiwanger, John  aFaberman, R. Jason  aJournal of Economic Perspectives