46765--12/13/2006--HELMERICH_&_PAYNE_INC

related topics
{gas, price, oil}
{customer, product, revenue}
{cost, regulation, environmental}
{operation, international, foreign}
{regulation, change, law}
5. Availability of Equipment and Supplies 8. Volatility of Oil and Gas Prices 9. International Uncertainties and Local Laws 12. Government Regulation and Environmental Risks 15. Reliance on Small Number of Customers

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