Interest-rate hopes also took Hong Kong stocks up for the first time in five days, the Hang Seng index putting on 192.12 points at 9892.81. Hong Kong's economy needs all the help it can get as domestic factors continue to implode. Retail sales plunged 7.7% in June as unemployment reached record levels. The link of the local dollar to the greenback means that local interest rates instantly follow those in the US, and any cuts would be welcomed by struggling consumers, property owners and developers.