NEW YORK: JPMorgan Chase reported a dip in first-quarter earnings on Wednesday as revenues in key trading categories fell and it set aside additional reserves for loans in the slumping energy sector. Net income for the first quarter was $5.5 billion, down 6.7 per cent from the year-ago period. Revenues dipped three per cent to $24.1 billion. Revenues in markets and investor services fell 13 per cent to $5.7 billion.