Stocks to watch on the Australian stock exchange on Friday March 1: Retirement funder Challenger has lifted earnings as more people seek secure retirement income. Gerry Harvey is banking on a little divine intervention to keep cashed-up shoppers flooding into his stores. Construction and development firm Lend Lease has sold its 30 aged care homes to a private equity firm for $270 million. The continued high value of the Australian dollar could hurt agricultural investor PrimeAg Australia's full year financial results. Mining giant Rio Tinto has appointed the former boss of tollroad owner Transurban, Chris Lynch, as its new chief financial officer. Dozens of Sensis workers have marched in Melbourne to protest the outsourcing of their jobs. Winemaker Treasury Wine Estates (TWE) wants federal and state government support to help rebuild Australia's reputation as a supplier of quality wine. VTG - VITA GROUP LTD - up nine cents at 57 cents Vita Group first half net profit has almost tripled as it benefited from Telstra's strong performance in the mobile market. Woolworths has no plans to surrender in its price war with its rival Coles, but denies it will hurt suppliers in the process. Chinese-owned Yancoal Australia plans to cut costs and increase coal production after posting a 34 per cent increase in full year profit.