the answer is that some people think it is a necessity, but it used to be a luxury in the 80's
Yes.
there are none
Is orthodoncia a luxury or a necessity
For most homes the phonograph was a luxury good. However, for a radio broadcasting station the phonograph was a necessity good.
If you often have guests at your house, and you prefer a formal dinner, than it is a necessity. Otherwise, it can be considered a luxury.
being ethical in business is no longer a luxury. it a necessity
Motorola, NEC, Nokia, Siemens, and Sony Ericsson Mobile Communications have launched the Mobile Broadcast Services initiative. This simply allows you to enjoy the luxury of television from your mobile phone.
It depends on whether electricity is necessity or luxury. In the US where electricity is a necessity, the demand is likely to be inelastic In Africa where electricity is luxury, the demand is likely to be elastic
a good that is perceived as a necessity will be purchased even if the price rises
a good that is perceived as a necessity will be purchased even if the price rises
a good that is perceived as a necessity will be purchased even if the price rises
a good that is perceived as a necessity will be purchased even if the price rises