Pearson Baccalaureate Economics for the IB Diploma Completely revised new edition of the market-leading Biology textbook for SL, written for the new 2014 Science IB Diploma curriculum. Now with an accompany... Tragakes,Ellie 被引量: 0发表: 0年 Pearson Baccalaureate: Standard Level Mathematics for...
It is based on the economics of supply and demand, which means that prices rise when demand is strong and drop when demand is weak. Naturally, management would like to sell every room at the highest rack rate. How- ever, this is not a reality, and rooms are sold at discounts from ...