data from european union household and timeuse surveys for instance have been used to estimate that the market value of womens unpaid work could range from one quarter to one third of a countrys gross domestic product in developing countries women spend on average th ree hours more per day than men on un paid work and i n developed countries two hours more see abstract and section of the publication available from available from hupyunstatsunorgunsdgendetdocsww at a glancepdf