Analysis of information sources in references of the Wikipedia article "Advertising" in English language version.
Originally developed in the personal-selling literature, the hierarchy-of-effects model has undergone various modifications in its historical development such that today we use it in the plural form, indicating that competing models exist.
British actress Lillie Langtry became the world's first celebrity endorser when her likeness appeared on packages of Pears Soap.
Originally developed in the personal-selling literature, the hierarchy-of-effects model has undergone various modifications in its historical development such that today we use it in the plural form, indicating that competing models exist.
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: CS1 maint: numeric names: authors list (link)Last year, for the first time, global ad spending on digital platforms exceeded the dolloars spent on TV – by a solid $31 billion margin.