organization costs written off英 [ˌɔːɡənaɪˈzeɪʃn kɒsts ˈrɪtn ɒf]美 [ˌɔːrɡənəˈzeɪʃn kɔːsts ˈrɪtn ɔːf]【经】开办费摊销, 创办成本的摊销经济