What economic concept would be most closely associated with a situation where an aluminum plant expands its operations and uses extensive computerization in the production line to reduce per-unit costs of productiona) Infrastructure b) network effects c) human capital d) economies of scale

The revenues of a company increased by 39% in year one and decreased 22% in year two. what is the overall change over the two-year period?

You are the new chief information officer for the video-game developer, necturus games. the company has recently undergone a major expansion of its primary product, and you must staff up the is department and determine the best way to develop new game "capsules" for the game, "escape velocity."

Jamie is saving for a trip to europe. she has an existing savings account that earns 3 percent annual interest and has a current balance of $4,200. jamie doesn’t want to use her current savings for vacation, so she decides to borrow the $1,600 she needs for travel expenses. she will repay the loan in exactly one year. the annual interest rate is 6 percent. a. if jamie were to withdraw the $1,600 from her savings account to finance the trip, how much interest would she forgo? .b. if jamie borrows the $1,600 how much will she pay in interest? c. how much does the trip cost her if she borrows rather than dip into her savings?