How does Rural Prosperity affect Marriages in Bangladesh?

Poverty entrenches cousin marriage and patriarchal controls. What happens when crop yields improve and families become wealthier? Mobabark, Kuhn & Peters's paper is here: https://spinup-000d1a-wp-offload-media.s3.amazonaws.com/faculty/wp-content/uploads/sites/45/2019/06/marriage-market2.pdf