Major retail chain Costco Wholesale (COST) topped estimates for its fiscal first quarter earnings, posting revenue of $62.15 billion (above Wall Street's expectations of $61.98 billion) and adjusted earnings per share of $4.04 (above Wall Street's expectations of $3.81).

Market Domination Overtime's Julie Hyman and Josh Lipton examine Costco's latest earnings figure, especially after the store raised its membership fees this past September.

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This post was written by Luke Carberry Mogan.