The closure of Australia’s border to immigration has provided a rare chance to assess in stark terms how important immigration is to Australia. So far, unemployment is at record lows and we’re spending money at home. While there may be short term benefits – what are the longer-term implications? Guests: Saul Eslake, Corinna Economic Advisory, former chief economist of ANZ Bank and of Bank of America Merrill Lynch Gabriela D'Souza, Senior Economist, Committee for Economic Development of Australia