Proto Marxism ,funny money 

 Proto Marxism ,funny money  and fictitious capital “From Demetrius” 37-41AD  L. ANNAEUS SENECA,ON BENEFITS By Seneca  BOOK VII.  ……is brought out of the same dark pits as gold and silver…………. Thus far we have dealt with actual substances; but some forms of wealth deceive our eyes and minds alike. I see there letters of credit, promissory notes, and bonds, empty phantoms of property, ghosts of sick Avarice, with which she deceives our minds, which delight in unreal fancies; for what are these things, and what are interest, and account books, and usury, except the names of unnatural developments of human covetousness? I might complain of nature for not having hidden gold and silver deeper, for not having laid over it a weight too heavy to be removed: but what are your documents, your sale of time [????????????], your blood-sucking twelve per cent. interest? these are evils which we owe to our own will, which flow merely from our perverted habit, having nothing about them which can be seen or handled, mere dreams of empty avarice. Wretched is he who can take pleasure in the size of the audit book of his estate, in great tracts of land cultivated by slaves in chains, in huge flocks and herds which require provinces and kingdoms for their pasture ground, in a household of servants, more in number than some of the most warlike nations, or in a private house whose extent surpasses that of a large city! After he has carefully reviewed all his wealth, in what it is invested, and on what it is spent, and has rendered himself proud by the thoughts of it,…  http://www.gutenberg.org/files/3794/3794-h/3794-h.htm