Common use of Escalation Adjustments Clause in Contracts

Escalation Adjustments. The Airframe Price and the Optional Features Prices for Option Aircraft delivering before January, 2005, will be escalated on the same basis as the Aircraft, and will be adjusted to Boeing's then-current escalation provisions as of the date of execution of the definitive agreement for the Option Aircraft. The engine manufacturer's current escalation provisions, listed in Exhibit Supplement EE1 to the Purchase Agreement have been estimated to the months of scheduled delivery using commercial forecasts to calculate the Advance Payment Base Price listed in the Attachment to this Letter Agreement. The engine escalation provisions will be revised if they are changed by the engine manufacturer prior to the signing of a definitive agreement for the Option Aircraft.

Escalation Adjustments. The Airframe Price and the Optional Features Prices for Option Aircraft delivering before January, 2005, will be escalated on the same basis as the Aircraft, and will be adjusted to Boeing's then-current escalation provisions as of the date of execution of the definitive agreement for the Option Aircraft. The engine manufacturer's current escalation provisions, listed in Exhibit Supplement EE1 to the Purchase Agreement Agreement, have been estimated to the months of scheduled delivery using commercial forecasts to calculate the Advance Payment Base Price listed in the Attachment to this Letter Agreement. The engine escalation provisions will be revised if they are changed by the engine manufacturer prior to the signing of a definitive agreement for the Option Aircraft.

Escalation Adjustments. The Airframe Price and the Optional Features Prices for Option Aircraft delivering before January, 20052006, will be escalated on the same basis as the Aircraft, and will be adjusted to Boeing's then-current escalation provisions as of the date of execution of the definitive agreement for the Option Aircraft. The engine manufacturer's current escalation provisions, listed in Exhibit Supplement EE1 to the Purchase Agreement have been estimated to the months of scheduled delivery using commercial forecasts to calculate the Advance Payment Base Price listed in the Attachment to this Letter Agreement. The engine escalation provisions will be revised if they are changed by the engine manufacturer prior to the signing of a definitive agreement for the Option Aircraft.

Escalation Adjustments. The Airframe Price and the Optional Features Prices for Option Aircraft delivering before January, 2005January 2006, will be escalated on the same basis as the Aircraft, and will be adjusted to Boeing's then-current escalation provisions as of the date of execution of the definitive agreement for the Option Aircraft. The engine manufacturer's current escalation provisions, listed in Exhibit Supplement EE1 to the Purchase Agreement have been estimated to the months of scheduled delivery using commercial forecasts to calculate the Advance Payment Base Price listed in the Attachment to this Letter Agreement. The engine escalation provisions will be revised if they are changed by the engine manufacturer prior to the signing of a definitive agreement for the Option Aircraft.