https://mellkar.com/en/articles International trade data analysis: customs prices, supply origins and market movements in the official statistics reported to the United Nations. en https://mellkar.com/en/articles/buying-and-selling-the-same-material https://mellkar.com/en/articles/buying-and-selling-the-same-material Sun, 23 Aug 2026 00:00:00 GMT Many countries appear as sellers and buyers of the same material at once. The difference between the two prices is not a contradiction: it is the best available clue as to what that country does with the goods. https://mellkar.com/en/articles/china-has-not-reported-2025 https://mellkar.com/en/articles/china-has-not-reported-2025 Sun, 23 Aug 2026 00:00:00 GMT The world's largest exporter of synthetic rubber runs a year behind in its reports to the United Nations. Any 2025 average that leaves it out is portraying a market without its main seller. https://mellkar.com/en/articles/india-the-invisible-supplier https://mellkar.com/en/articles/india-the-invisible-supplier Sun, 23 Aug 2026 00:00:00 GMT In 2025 more tonnes of rubber floor covering entered the Americas from India than from China or Canada, and at the lowest price of the three. In industry conversation the country does not come up. https://mellkar.com/en/articles/venezuela-does-not-report https://mellkar.com/en/articles/venezuela-does-not-report Sun, 23 Aug 2026 00:00:00 GMT There is not a single Venezuelan figure in the United Nations trade database going back years. But 98 countries declare having sold to it, and from that you can rebuild what it imports and from whom. https://mellkar.com/en/mellkar-index https://mellkar.com/en/mellkar-index#202605 Mon, 01 Jun 2026 00:00:00 GMT The monthly cost of landing a kilo of raw material in the Americas and Spain, on a base of 100 and without mixing price changes with changes in who reported. {count} series built over {markets} markets, on official customs data from UN Comtrade.