ses credit outlook for heavy equipment maker Caterpillar. http://global.factiva.com/en/du/article.asp?NAPC=S&AccessionNo=APRS000020100602e662001Im • Pittsburgh Tribune-Review, MEDIA Article,United States.Headline:Caterpillar accused of dodging $2 billion in taxes, http://olobal.factiva.cornien/du/arlicle.asp?NAPC=S&Acces