Spending on consumerdurable goods like autos dropped precipitously in 1930.
1930年，类似汽车这样的耐用消费品支出急剧下跌。
2
Houses were seen the way cars are now: as a consumerdurable that the buyer eventually used up.
当年的房产就跟现在的汽车一样：成了买方迟早用完的耐用消费品。
3
In this paper, the behavior of the solutions of the non-linear market diffusion models, which describes the market competition diffusion process of two consumerdurable, was studied.