however the group receiving unemploymentrelated sa benefits substantially overlapped with the group receiving housing costsrelated sa benefits and cappellari and jenkins argue that the choice of whether to include hb in the definition of sa benefits is of little practical importance an additional complication was that there were both contributionbased social insurance and meanstested sa benefits for unemployed workers however the majority of individuals receiving social insurance also received sa topups as well ideally one would like to identify only the individuals and families receiving sa or sa topups to insurance benefits but this turns out to be impossible in practice