1. Purple evokes sophistication, spirituality, costliness, royalty and mystery. 紫色使人联想到世故老练，心灵，奢侈，皇室及神秘。
2. At present "Costliness in Seeking Medical Treatment" has been a social phenomenon. 当前，“看病贵”已成为一种社会现象。
3. In the past, CATV optical cable networks were costliness due to the price of optical equipment, the designer design optical receiver point little. 过去CAT V光缆网光设备价格昂贵，故设计的光接收点较少。
4. The second variable in the costliness of the exchange posses is the size of the market, which determines whether personal or impersonal exchange occurs. 交易费用所拥有的第二项变量是市场规模，这决定了所发生的是人格化交换还是非人格化交换。
5. Because of the costliness to obtain information, managers of commercial Banks often give up mining information, but simply mimic the investment of others. 证明了因信息获取需昂贵成本，商业银行经理人往往放弃信息挖掘，跟从他人行动。
