Value-stream mapping
a) starts with the customer and works backwards.
b) examines the supply chain to determine where value is added.
c) is a variation of time-function mapping.
d) extends time function mapping back to the supplier.
e) all of the above are true.

Jaynet spends $50,000 per year on painting supplies and storage space. she recently received two job offers from a famous marketing firm – one offer was for $95,000 per year, and the other was for $120,000. however, she turned both jobs down to continue a painting career. if jaynet sells 35 paintings per year at a price of $6,000 each: a. what are her accounting profits? b. what are her economic profits?