Estimation of secondhand personal computer import and export in Asian region

The purpose of this paper is to estimate export of used PCs by trade statistics and compared the results with other methods. The number of exported secondhand PCs can be estimated from export data from ports and quantity and price data to distinguish between shipments of new and used PCs. Exports of secondhand desktop and laptop PCs in 2001 were estimated to be 90,000 units and 245,000 units, and that of in 2004 were 649,000 units and 277,000 units, respectively. The number of PCs collected by manufacturers and exported abroad from Japan was compared with the situation in South Korea.