Apparel producer Haggar Corp on Tuesday posted a massive rise in third quarter net profit as it was boosted by higher margins and lower interest expenses. The Texas-based firm, which makes men's casual and dress apparel and women's sportswear, reported net income for the quarter ended June 30 of $2.7 million, or 42 cents a share, from $460,000, or seven cents a share, in the year-ago period.