The answer to the question:
<span>What allows consumers to receive goods and services in a non price rationing system
is:
first come, first served
explanation:
the first come, first served system which is also known as the queuing system </span>resolves rationing problems which are brought by price ceilings.<span>
</span>
Answer: the time it takes for firms to change all production inputs.(B)
Explanation:
In macroeconomics, the short run is defined as the time horizon when the wages and prices of other inputs to production are inflexible, while the long run is the period of time when input prices have time to adjust.
In the long-run, all factors of production and costs are variable such that firms are able to adjust every costs, whereas, in the short run, the firms only influence prices through the adjustments made to production levels.