As homeownership drifts further out of reach, governments are looking for new ways to help first-time buyers come up with the money. In Australia, economist Saul Eslake argues that letting buyers tap retirement savings or reduce down payments only puts more upward pressure on prices. In Singapore, economist Sumit Agarwal points to a very different system: mandatory savings there can be used for housing, but steep taxes discourage buying second and third homes. Through the experiences of first-