CIEM, Trung tm Thng tin T liu 4 really urgent need in the coming period as Vietnam is to maintain the growth rate to escape the vicious cycle trap of low-income countries, and the prerequisite is to reducedisparityandpoverty.However,intermsofcapacity,thepossibilityfor Vietnamssustainabledevelopmentisabigquestion,giventheperspectiveof rapideconomicgrowthbasingonreducingtheincomegapbetweenindividuals and regions across the country. ThecontradicpictureoftherichandthepoorinVietnamshowsanother perspectiveofeconomicgrowthprocess,andthattheincomegapinVietnamis widening.ThisfactisconsistentwiththeassessmentoftheWorldBankthatthe richandpoorgapinVietnamismovingawayfromrelativelyequalin2002to ratherdifferencebecausetheincomegapkeepsgrowingamongcurrentresident groups. This remark is no surprise as according to the Ministry of Labour - Invalids andSocialAffairs,thegapbetweenincomelevelsofdifferentlaborgroupsis widening, especially in large cities. Compared toothercountries having thesamedevelopmentlevel(inincome percapita)aroundtheworld,Vietnamsincomedisparityremainsatamoderate level,approximately0.45in2010.However,itisnoteworthythatthedifference tends to increase and may reach alarming levels in the future if there is no attempt to stop now. This fact is manifested in many different compared dimensions, such as: the gap between the 20% of richest population and 20% of poorest population. Insummary,inVietnam,theGiniindexIndexisaround0.4.Accordingtothe internationalorganizations,distributionofincomeinVietnamisstillatasafe level.Socially,thoughpeople'sliveshavebeenimproved,povertyhasreduced, GiniindexinVietnamishigh,andkeepsincreasingovertheyears(theindexin 2004 was 0.423,and in 2006 the number reached 0.425).HighGiniindexshowsthedisparityofincomeaswellastherichandpoor gapamongdifferentresidentgroups.AccordingtotheWorldBank,before1990, countrieswithlowincomeexperiencedGinicoefficientfrom0.389(Bangladesh) to 0.550 Kenya, the average income Gini coefficient was from 0.378 (South Korea) to 0.605 (Brazil), the number in industrial market-oriented economy is from 0.285 (Japan) to 0.404 (Australia), ofsocialism countries (before 1990) was from 0.284 to0.317.Thereby,incomegapinVietnamisrelativelyhighcomparedtothe world,andisnoteworthythatthisgaphasbeengrowinginrecentyearsas described in the working-paper.