Analyze the relationship between 'prime' and 'retail' within the context of the input sentence.
Options: creator, industry, stock exchange, location of formation

CBRE expects domestic retail sales growth of around 4 per cent to 5 per cent in 2015, backed by falling energy prices, lower interest rates and the increasing wealth effect," Dr Chin said five of the top 10 most expensive prime retail markets are in Asia Pacific.
industry