While a 1billioninvestmentprobablywon′tmovetheneedleforBerkshireHathaway,it′snotinsignificant.Capitaldeployedinagreatlong−terminvestmentisbetterthancapitalsittinginTreasurybills.ThesearestocksthatBerkshirecouldholdforaverylongtime,andretailinvestorscoulddothattoo.ThereasonforthesmallpurchasesisbecauseBuffett′sbuyingrelativelysmallcompanies.Overthelastfourquarters,he′sestablishedastakeinPoolCorp(NASDAQ:POOL)worth1.1 billion, and a s ...