这边说“assume all countries have access to the same technology", 结合经典题解析,描述的都应该是conditional convergence, 这题老师的讲解感觉有问题。选absolute convergence很牵强, 因为conditional convergence是要假设same production function, 而technology属于TFP,自然也是生产函数中的要素,所以即便假设的是科技增长,也应该属于conditional convergence