Alimony in New Jersey: What do you need to know? There is no formula to determine alimony, it is based on multiple factors such as age, physical and emotional health, along with factors such as standard of living established in the marriage, earning capacities, education levels, and more. New Jersey doesn't have a standardized formula for determining spousal support, which is why it's imperative to have an experienced divorce and family law attorney to fight for your rights and advocate for you and your family's best interests. Add an s at the end of interests.