Since June this year, transaction prices of apartments at the 910-unit City Square Residences in the secondary market have increasingly crossed $1,000 psf, hitting a high of $1,271 psf in August, when a 570 sq ft studio apartment on the 26th floor of one of the two 30-storey towers was sold for $725,000. Since October, however, more units have been changing hands in the resale market at prices above the...