Earlier quoted context omitted.
That doesn't sound right. The authorities in Finland specifically tax gains made with cryptocurrencies. You only pay tax if you make profit on any individual trade. But you can not deduct trades that made a loss. It's not exactly a wealth tax, but it's also hard to consider a capital gains tax because you can't deduct losses. Treating other investment products this way would probably have horrific results, because it…
If you buy stocks in a publicly traded Finnish company, then you're taking on a risk in the hope of making a profit. But you are also putting your money at work in the Finnish economy, stimulating job creation and growth. Everybody wins, hopefully. If, on the other hand, you put down your money in bitcoin or at the online blackjack tables then you're gambling, not investing. Win or lose, your gamble creates zero dome…
Well maybe they shouldn't, but it's shitty to apply this kind of policy retroactively. (I don't know when they actually announced the fact that you can't deduct losses.)