Women's clothing company Bernard Chaus Inc on Thursday posted a sharp rise in third quarter net profit despite lower sales at it benefited from increased operating efficiencies, lower costs and improved margins. The New York-based firm, whose labels include Josephine Chaus Collection and Josephine Chaus Sport, reported net income of $2.1 million, or seven cents a share, up 19.4 per cent from $1.8m, or six cents a share, in the year-ago period.