https://www.nber.org/papers/w11953

can you answer these question from the article link mentioned above.

1.Goldin (2014) describes business and law as non-linear occupations, and pharmacy as a linear occupation. Explain what Goldin means by non-linear and linear professions, and explain how that concept links to her theory of inequality in the labour market? (5 points)

2.What is a "marriage bar" and what was its effect on women's employment?