Something that will be interesting to watch in the next few years is the adoption of new technology by the governments of those countries whose baby boom has coincided with the rise of the Internet Generation.
For example, Ireland's birth rate is thought to have peaked over the summer of 1980, apparently inspired by a papal visit 9 months previous. (I was born in August 1980 and a disturbing number of my school friends were called John, Paul or Carl so maybe there is some truth to it).