(just) out of curiosity;  (just) in order to satisfy one's curiosity;  aimed chiefly at amusing;  sensational (e.g. magazine)
 self-centeredness;  selfishness;  egotism;  egocentricity
 pragmatism;  functionalism;  practicality;  being intended for practical purposes
 self-centeredness;  self-centredness;  selfishness;  egotism;  egoism
 the precedence of merit;  performance orientation;  ability-based (promotion, pay scale, etc.);  merit-based
 chiefly on the basis of someone's personal character
 male orientation;  male-oriented
 standard money;  standard coin;  legal tender
 money-centered way (of thinking)
 single standard;  monometallism;  monometalism
 self-centeredness;  selfishness;  egoism;  egotism;  egocentricity
 gold exchange standard system
 money-centered way (of thinking)