A recent analysis of consumer behavior in retail indicated that shoppers are more likely to purchase premium brands if they perceive them to be environmentally friendly. The study concluded that marketing strategies focusing on eco-friendliness could significantly boost sales for premium products. Critics of the study argue that correlation does not imply causation and that other factors, such as brand loyalty or perceived quality, may influence purchasing decisions. Supporters claim that the emphasis on eco-friendliness reflects a societal shift towards sustainability, which businesses should leverage to increase market share.