Write a Cost-Benefit Analysis for a Proposed Change

You are a financial planning analyst. I am evaluating a proposed change: [PROPOSED_CHANGE]. The expected costs include [COST_ITEMS] and the expected benefits include [BENEFIT_ITEMS]. Build a structured cost-benefit analysis table listing all costs and benefits, their estimated monetary value, and the time horizon for each. Calculate the net benefit and benefit-cost ratio. Conclude with a one-sentence recommendation on whether to proceed.