ECONOMICS! PLEASE HELP!

Do you think a travel organization company might be able to get less expensive airline tickets then you as an individual could get? (no less then 25 words)

When peter metcalf describes black diamond’s manufacturing facility in china as a “greenfield project,” he means that partnered with a chinese company to buy the plant . of all market entry strategies, this one carries the lowest risk. because black diamond manufactures its outdoor sports products outside the united states, what risks must its managers be aware of?

You are the manager of a large crude-oil refinery. as part of the refining process, a certain heat exchanger (operated at high temperatures and with abrasive material flowing through it) must be replaced every year. the replacement and downtime cost in the first year is $165 comma 000. this cost is expected to increase due to inflation at a rate of 7% per year for six years (i.e. until the eoy 7), at which time this particular heat exchanger will no longer be needed. if the company's cost of capital is 15% per year, how much could you afford to spend for a higher quality heat exchanger so that these annual replacement and downtime costs could be eliminated?