The "clustering" of industries, high house prices, and other factors like the value people nowadays attach to their children's education, make the cost of moving higher for employees today than it was in the past, so there are many things they will consider before opting to relocate.
產業區域化，高房價，再加上現代人對子女教育的重視等因素，使得受雇者的遷徙成本比以前高，要轉換工作地點時的考慮會特別多。