"You don't need to understand the deep-freeze technique. However, you should at least know what economy could create an efficient and high quality route," Rick answered.
A light suddenly flashed through Charlotte's eyes.
Rick reached out her hand with a smile and rubbed her head, just like how he treated Anne when she was a child.
She was embarrassed and she lowered her head. "I'll continue to learn."
"You don't have to learn now. You have to apply what you learn."
"What do you mean?"
"Let me ask you, what is international economics?"
From an academic perspective, international economics is a study of the economic relationship and interdependency between different developing countries.
That includes the global market, international trade, finance, investment and so on.
However, if it was by her own understanding...
Charlotte muttered, "It comprises the capital and capital consumption as well as the desire to buy."
"What is a capital?"