00581nam a2200097Ia 450000500170000010000180001724501090003526000090014452003110015358300190046420260716043307.0  aJohn, Michael  aUnderstanding oil : markets, prices and the revenue impact of the 1990 oil shock on Trinidad and Tobago.  c1990  aDescribes some conceptual and other issues related to markets and the petroleum market in particular, and discusses spot, contract and futures market.  Raises some of the issues related to Trinidad and Tobago in an assessment of the revenue implications of the price increases since the invasion of Kuwait.  c3/7/00kM2LMGR