Ethical - If mother accepted they could face discrimination in the workplace (prevention of career due to expectations or treated unfairly in application), if they do get the job they may feel guilty or seen as a 'bad mother'
Social - Promotion for equality, Equality Act 2010 + prevention of discrimination against mother, traditional views changed with both parents being about to share 52 week leave
Economic - 19th century saw the need for women in the workplace meant there was childcare need, £14,000 per year being needed to pay, 2014 introduced scheme to help