What do you mean by just need?

1, just need to put it in a popular way, just need not to say that the quality is poor, but to meet all conditions. Meet the urgent needs of human life, but not too demanding and flexible. Simply put, the basic needs are food and clothing, life and so on.

Therefore, housing is naturally among them. For people who don't have a house or rent a house, owning a house of their own is a rigid demand. One of the meanings of rigid demand is basic demand.

3. Another meaning of rigid demand is relative to elastic demand. Flexible requirements can be highly variable requirements. Such as travel, vacation, entertainment, etc. , these needs are dispensable. However, rigid requirements are necessary, and there is little room for change and expansion.