“…The labor class is divided into two types by introducing the middle or manager class. SeeLavoie (2009), Palley (2014,Tavani and Vasudevan (2014),Dutt, Charles, and Lang (2015), andPalley (2016) Sasaki, Matsuyama, and Sako (2013). andSasaki (2016) use another distinction of workers: Regular and non-regular.4 Tobin (1993) insists that involuntary unemployment is caused by demand constraints rather than nominal price rigidity.5 AfterClower (1965) analyzed the rationed supply of goods, Grossman (1971, 1976),Bénassy (1975), Malinvaud (1977, andMuellbauer and Portes (1978) presented the general disequilibrium model Ito (1985),Bénassy (1986),Böhm (1978).…”