OPINION: More immigration has not seen Singapore surpass Hong Kong - Tom Holland

South China Morning Post, 1 Feb 2013
While the Lion City's more open immigration policy may have boosted its overall GDP, Hong Kong is still better off on a per-head measure.
From just 4.1 million 10 years ago, Singapore's population leapt to 5.3 million last year, thanks almost entirely to a massive influx of immigrants. Today, two million of the island republic's population are outsiders.
Despite a rising sense of grievance among native Singaporeans at this inflow, the government is undeterred. This week it published a policy white paper targeting an increase in population to 6.9 million by 2030, just 3.6 million of whom will be locals. Full story