What would be the variables on a supply schedule for a performer on tour

The variables in a supplied schedule are PRICE and QUANTITY.

If we take into consideration the needs of an artist on tour, we can say that maybe his/her variables would be the amount of money the artist expects to receive for each performance and the quantity of shows he/she is going to offer, or, the amout of audience per show.

i also think he is correct. i believe they came to washington to protest their rights.

no every country is held to the same degree as others just some member countries such as the usa and germany are more economically sound so the need to show there support to all others