Copa Holdings’ (CPA) top line benefits from the increased air-travel demand. The company’s proactive measures to expand its fleet are praiseworthy. However, CPA’s financial stability, challenged by escalated operating expenses, is hurting the company’s bottom line.Factors Favoring CPA StockCPA’s top line is bolstered by upbeat air-travel demand. To match this increased demand scenario, CPA has increased its capacity. In August, available seat miles (a measure of capacity) increased 8.2% year over year. Reve ...