| 31. | The barter system proved effective in cleaning the hotel area so that it could then be fully restored.
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| 32. | Amsterdam in the late 1950s and early'60s, Rongen recalled, still embraced, if not relied, on the barter system.
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| 33. | The trade was based on barter system, which worked well because the different villages specialized in different areas.
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| 34. | It thereby avoids the inefficiencies of a barter system, such as the " coincidence of wants " problem.
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| 35. | He again identified the barter system for the few things which they require and do not produce themselves.
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| 36. | One shortcoming of the barter system, users say, is that it takes a great deal of personal initiative.
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| 37. | In fact, trading became so cumbersome that some governments resorted to the barter system, exchanging one cargo for another.
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| 38. | Before the Roman occupation, the peninsula s economy was based on the barter system, exchanging products rather than currency.
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| 39. | Under the barter system that existed in early Cattle was common as such a reference in many early cultures.
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| 40. | Wherever trade is common, barter systems usually lead quite rapidly to several key goods being imbued with monetary properties.
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