in it instructed government agencies to work on gender mainstreaming from to in a concerted effort called the gender mainstreaming in government agencies programme if they are to take hold across government though and deliver concrete outcomes they will need resources there are several tools that mexico is gradually developing to improve implementation gender impact assessments and genderresponsive budgeting as well as the systematic development and use of genderdisaggregated data throughout the policy cycle to offset any such negative consequences and make smart use of resources gender impact assessments gia can be a first line of defence it is one of the core tools at a governments disposal to support the implementation of gender mainstreaming sometimes referred to as genderbased analysis or a gender audit and regularly used by most oecd member countries table