Answer:
I believe that the planned economic system is the most effective to combat scarcity problems.
Step-by-step explanation:
The planned economy is one where all the production of national goods and services is totally and previously planned by a group of economic experts who know well the means of national production and the amount of consumption that the country's population establishes. For this reason, this type of economic system is able to predict moments of scarcity by developing guidelines to avoid them, they are also able to avoid problems of scarcity, since everything is highly planned.