And for anyone building consumer-facing products, I highly recommend working with a user researcher from the very beginning.

任何建设面对消费者的产品，我强烈建议从一开始就与用户研究员的工作。

youdao

According to consumer marketing researcher Vincent Mitchell of Cass Business School, people become "habituated" to certain products - particularly pleasurable ones, such as tea and chocolate.

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Company officials say warranty costs have dropped 34% in three years, while a recent consumer survey by researcher J.

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However, consumer markets and products researcher Euromonitor International estimated that Spiegel sales had dropped 8% since 2008.

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