RIVERWOODS, Ill.—Discover card leads the credit card industry in customer brand loyalty for the 16th consecutive year, according to an annual study by the independent research firm Brand Keys, Inc.
The 2012 Brand Keys Customer Loyalty Engagement Index® surveyed 49,000 consumers, 18 to 65 years of age, and examined 598 brands to determine the degrees of loyalty that consumers exhibited toward their favorite brands.
“The fact that we have won this category every year since the inception of the Brand Keys award shows the true....