人们早在修建马车路时,就已对公路经济学有所认识。1848年,道路经济学家威廉·吉列斯比就写道:“当然,花费少是我们所企求的。但是,真正便宜的道路不是花费最少的道路,而是与投资相比,能取得最大利润的道路。”这就是说,当我们修建或改建一条道路时,不仅应当考虑到建筑费用,还应考虑到道路的养护费、车辆的运营费,以及其他经济、 As early as the construction of the carriageway, people already knew about highway economics. In 1848, William Gillesby, a road economist, wrote: “Of course, spending less is what we want, but the really cheaper path is not the least costly path, but the one that gets the most out of investment Profit. ”That is to say, when we construct or rebuild a road, we should not only consider the cost of construction, but also the cost of road maintenance, the operating expenses of vehicles, and other economic,