Some MidwestRailroad,s Find It Pays to Diversify
Article on resurgence of diversification activities in rr indus in Midwest; attributes trend to continuing losses to trucking, as well as to increased operating expenses and reduced revenue caused by harsh winter; notes some rrs that are planning or have completed diversification moves; says ICC regards conglomerate and holding co movement as weakening rail system and seeks legis to control it; train illus (M)
