In capitalist economies, individuals and families are largely responsible for
providing for their own well-being. In all industrialized and many developing
economies, most workers do not have the means of production to provide for their own
subsistence, but rather must obtain the means of purchase and means of payment (money)
necessary for buying the means of subsistence by selling their labour-power in the
market. In addition, the requirement that taxes be paid in government currency means
that even those possessing the means of production to provide for their own subsistence
nevertheless must usually enter the labour market to obtain that which is necessary to
settle their tax obligations.