There is a formula for Alimony or Spousal Support in NJ
"Alimony is the term that is used for payments that are made by one spouse to the other after a divorce. Alimony is different from the equitable distribution of marital property. Equitable distribution looks in the past at what property the parties acquired during the marriage. involves splitting up the "marital pot." Meanwhile, alimony is prospective, and it is used to balance the unfairness in the parties' earning capacities. Alimony is not designed to punish the payor spouse, and it is not a reward to the payee spouse. Instead, alimony is designed to permit both parties to continue to live, as best as possible, the ame standard of living that they became accustomed to during the marriage. The parties to a marriage are not taxed on the equitable distribution of marital property. However, alimony payments are taxable to the payee spouse, and tax deductible to the payor spouse."