Eco-catastrophe! / P. Ehrlich -- Uncalculated risk / C. Anvil -- The census takers / F. Pohl -- The marching morons / C.M. Kornbluth -- A bad day for sales / F. Leiber -- Station HR972 / K. Bulmer -- X marks the pedwalk / F. Leiber -- Day of truce / C.D. Simak -- Among the bad baboons / M. Reynolds -- The luckiest man in Denv / C.M. Kornbluth -- The Midas plague / F. Pohl -- New apples in the garden / K. Neville -- The year of the jackpot / R.A. Heinlein.