DIRECTIONS:
Follow directions 1. and 2. located above the graph.
3. If you want to draw a straight line, you must start by
placing your cursor or finger ON the y axis and draw to
the x axis. Your finger must start outside the RED
RECTANGLE. If you want to redraw a straight line,
REPLAY.
4. You can then DRAW inside the RED RECTANGLE.
You can DRAG LETTERS (A, B, C, D, E) with the dots
to indicate points on the PPC. You can also CLEAR or
REPLY.
5. Use this graph to discuss constant cost PPC and
opportunity cost.
6. ADVANCED: Let's say this graph is Country A
and it is producing wheat on the y axis and corn on the
x axis, students should be able to figure the
MARGINAL OPPORTUNITY COST for wheat and for
corn.
7. ADVANCED: Think of Country B as having a
different opportunity cost ratio of wheat to corn and corn
to wheat and write that on the graph with your cursor.
8. ADVANCED: Drag a DOT or two on to the graph
to indicate two CONSUMPTION POSSIBILITIES (this
is not the same as a PRODUCTION POSSIBILITIES.