“…In addition, studies have shown that there is no agreement on classification of package attributes. Some of researchers try to investigate all possible elements of package and their impact on consumer's purchase decision (Silayoi & Speece, 2004;Silayoi & Speece, 2007;Butkeviciene, Stravinskiene, & Rutelione, 2008), while others concentrate on separate elements of package and their influence on consumers buying behavior (Madden, Hewett, & Roth, 2000;Underwood et al, 2001;Bloch, 1995). Moreover, some researchers investigate impact of package and its elements on consumer's overall purchase decision (e.g., Underwood et al, 2001), while others-on every stage of consumer's decision making process (e.g., Butkeviciene et al, 2008).…”