San Diego-based restaurant operator and franchiser Jack in the Box has revealed that net earnings for its Q2 ended 14 April increased 8.4% to US$18.2m, compared with US$16.8m in the previous year. Earnings per share were 45 cents; one cent higher than analysts' consensus estimates, and three cents higher than last year. Year-to-date, earnings per share were US$1.12 versus US$1.07 last year.