Answer:
Feldman designed a beautiful economic experiment.
Explanation:
he Microeconomics Theory is a branch of economic science that aims, among other things, to understand the behavior of economic agents: consumers and firms.
From the description of the text, what Feldman did was just that. He developed a methodology capable of analyzing the behavior of firms in certain circumstances. Thus, this can be considered a good economic experiment, since from this can be made inferences that can give the government the basis to take regulatory measures to combat the inappropriate behavior of opportunistic firms.
The word that could fit the gap is definitely a possessive pronoun such as their, used because it refers to the previous pronoun them
For any one in the future who needs this,
It gives general examples of brain benefits linked to musical training.
Recent brain research has shown some surprising benefits as a result of formal musical training. Learning to play a musical instrument appears to develop parts of the brain that can even influence academic results. The studies indicate that the earlier a child begins training, the more benefits there are. One such study showed that children who began musical studies before the age of seven had a more developed brain in the region where language production and auditory processing take place. Scientists believe there is mounting evidence to show that early musical training can improve brain function.
Answer:
How often does he visits his parents?