1) It's due to ''new'' processing system introduced beginning of 2006. All data from year 2000 are planned to be reprocessed to take advantage of ''new'' system. This ''new'' system is able to identify re-import (but not the previous processing system) 2) Re-export has different concept with re-import. It is not ''export to itself''. ...

Thank you for your reply. Then, I have two further questions on this: 1. Why this ''imports-from-a country itself'' only happens after around 2001? You may check the data, there is no such problem for early years. 2. I've noticed that your export data acturally includes ''re-exports'' as well, why there is no such problem for exports at all? ...

Valuation and Time of Recording definitely have some impact to the problems mentioned above. Other possibility is under-reporting of re-exports. Because of globalization, more and more goods are processed (minor or major) in different countries resulting in the increase of re-exports and re-imports. Point no.4 is correct to mention that there is ...

Question: Are re-exports counted as imports?Should re-export > imports always be true?  Background/Discussion:I know from the knowledgebase article (link below) that re-exports are counted as exports. Hence, it should always be true that re-exports>exports. So I happily calculate:   ...