This episode's headline: Economic [In]Security?; Timber!. ANCHOR: JIM LEHRER; GUESTS: DAVE GAYLOR, Independent Contractor; LUCILLE DURSCH, Community College Student; TONY CURINGTON, Auto Worker; JEFF WOODWARD, Corporate Executive; GINA CLARK, Temporary Worker; JIM WHALEN, Corporate Executive; LINDA DIVALL, Republican Pollster; STANLEY GREENBERG, Democratic Pollster; PAUL HUARD, National Association of Manufacturers; JOAN CLAYBROOK, Public Citizen; CORRESPONDENTS: MARGARET WARNER; ROD MINOTT; ELIZABETH FARNSWORTH