Spruce trees are one of those goods that lose their value in an instant. On the morning of 31st December, people sell them as Christmas trees. At the evening of the same day, unsold spruce trees litter the dumpsters. In Latvia people start selling Christmas trees in mid December, and 31st December is the last date on which trees are still available for sale. Then, at the evening of 31st December, all the unsold trees become garbage and are thrown out. [Read more…]