You own a widget factory and I buy widgets from you. All of a sudden I don't need widgets, and I no longer need your products and stop paying for them. You may

You own a widget factory and I buy widgets from you. All of a sudden I don't need widgets, and I no longer need your products and stop paying for them. You may have bought raw materials, hired people, set up a warehouse and stocked it with products anticipating my orders, but I don't understand why I should be obligated to pay for your products if I no longer need them. All contracts generally include terms for termination of the contract. The tone of indignation is in the US, employers determine them unilaterally and employees don't have the bargaining power to do anything about it.