Determine and explain which basic economic problem: of what, how and for whom apply to the following the economic decision.
i) Should the company makes its own spare parts or buy them from an outside vendor?
ii) Should the company continue to service the equipment that it sells or ask customers to use independent repair companies?
iii) Should a company expand its business to international markets or concentrate on the domestic market?
iv) Should the company replace its own communications network with a "virtual private network" that is owned and operated by another company?
v) Should the company buy or lease the fleet of trucks that it uses to transport its products to market?