Some researchers think so - at least in some countries. And they even have a mathematical model that explains their data.
The title of this blog post is in the form of a question, however, because I haven't read their paper yet and I'm a bit skeptical - even if I'd really like their result to be true. If there's anyone who's knowledgeable about statistics and isn't on a bus to an airport, please enlighten us in the comments.
Everyone else can continue to speculate wildly and come up with flashy headlines like the rest of the media.