what is the moderating effect of social media versus numbers of tweets? how much does valence of tweets affect sales of a product? is valence a measure of volume or value valence vs valence effect how to measure valence what is the moderating effect of tweets? how valence affects sales what is valence in sales how does the valence of tweets affect sales when you measure sentiment and the volume of tweets it's __________. what is valence effect on sales how does valence affect sales how to calculate valence which factor moderates sales how does valence affect sales what is the value of tweets? how do you test valence how does valence affect sales how does valence affect sales data how does valence affect sales