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rutilisables et fabriqus en papier non blanchi de haute qualit, ces filtres sont galement respectueux de l'environnement, sans plastique

For instance, if a products price increases by 10% and the quantity demanded decreases by 20%, the PED would be: -20%/10% = -2 The negative value indicates an inverse relationship between price and demand, consistent with the law of demand i.e

Zhan et al., 2019), ENDS use motivations (Sharma et al., 2016), purchasing and selling ENDS (Liu et al., 2020), ENDS product reviews (Allem et al., 2019), e-liquid ingredients (Li et al., 2016), and topic analysis (Barker and Rohde, 2019

Consequently, the ambient environment characterized by secondhand smoke might have impacted mental health, or both secondhand smoke and the environment as influencing factors could have contributed in an additive manner