Why did I give my wife a vacuum cleaner for Christmas

It was actually a vacuum cleaning robot. That however did not change the impression on my friends faces when I explained to them what I planned on giving her. I am, however, convinced that had they listened to my arguments that they would have been more forgiving. You see, my wife and I are bothHalda áfram að lesa „Why did I give my wife a vacuum cleaner for Christmas“

Fake data: How bitcoin can (not!) predict the future of Tesla stock price

I was running through my Twitter feed the other day and stumbled upon a a tweet by a fellow Icelandic economist, Viðar Ingason: Mjög gaman að sjá hvað öllum langar til að spá fyrir um toppinn á Tesla. Allt í lagi með það. En svona graf segir einmitt ekki neitt. Þetta kallast spurious correlation ogHalda áfram að lesa „Fake data: How bitcoin can (not!) predict the future of Tesla stock price“

The speed limit on the Autobahn

The Autobahn is a world-famous German system of motorways. From afar it is not possible to distinguish the Autobahn from motorway systems in other countries. However, the Autobahn is very different in one way: on most of the Autobahn there are no speed limits. Want to drive 160? 180? 240? Fine, then do that. Obviously,Halda áfram að lesa „The speed limit on the Autobahn“