Rest (music) Rest (music) A rest is an interval of silence in a piece of music, marked by a symbol indicating the length of the pause. Each rest symbol and name corresponds with a particular note value for length, indicating how long the silence should last. Rests are intervals of silence in pieces of music, marked by symbols indicating the length of the pause. Each rest symbol and name corresponds with a particular note value, indicating how long the silence should last, generally as a multiplier of a measure or whole note. When an entire bar is devoid of notes, a whole
Value of time Value of time In transport economics, the value of time is the opportunity cost of the time that a traveler spends on his/her journey. In essence, this makes it the amount that a traveler would be willing to pay in order to save time, or the amount they would accept as compensation for lost time. One of the main justifications for transport improvements is the amount of time that travelers will save. Using a set of values of time, the economic benefits of a transport project can be quantified in order to compare them to the costs (thus forming the