(a) 就社会保护制度而言，在确保妇女平等获得就业机会、包括公共工程方案和积极的劳动力市场政策方面，有哪些措施取得了得到证实的结果？
(a) What measures have achieved proven results in ensuring women’s equal access to employment opportunities in the context of social protection systems, including public works programmes and active labour market policies?