on what things do the economy of the place depends?
Cuba has a dual currency system, whereby most wages and prices are set in Cuban pesos (CUP), while the tourist economy operates with Convertible pesos (CUC), set at par with the US dollar.
Cuba
Cuba has a dual currency system, whereby most wages and prices are set in Cuban pesos (CUP), while the tourist economy operates with Convertible pesos (CUC), set at par with the US dollar. 
what is the diameter of earth in km UNANSWERABLE what is the axial tilt of the planet? Approximately 23.439281° describe the internal structure of it? It is divided into layers by their chemical or physical (rheological) properties. For eg. the outer layer is a chemically distinct silicate solid crust. what is a silicate? In chemistry, it is any member of a family of anions consisting of silicon and oxygen. how is it detected? It reacts with molybdate anions yielding yellow silicomolybdate complexes. what is zeolite to it? The nature of soluble silicates is relevant to understanding biomineralization and the synthesis of aluminosilicates, such as the industrially important catalysts called zeolites. is it naturally occurring? Conventional open-pit mining techniques are used to mine natural zeolites. what is "biomineralization"? It is the process by which living organisms produce minerals, often to harden or stiffen existing tissues. mention a few of its applications? Organic macromolecules collect and transport raw materials and assemble the substrates and into short- and long-range ordered composites with consistency and uniformity. what is the relation of it with contaminating groundwater? It may be used to remediate groundwater contaminated with uranium. what are the other minerals produced from such a process? Magnetite, Goethite  and  pyrite any use of second mineral? Its main modern use is as an iron ore. where is it usually seen? England, Australia, Cuba, Michigan, and many other places. what is it composed of? Ferric iron describe the ethnoracial groups from the third country where the mineral is found? A 2014 study found that, based on ancestry informative markers (AIM), autosomal genetic ancestry in Cuba is 72% European, 20% African, and 8% Indigenous.
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Cuba [SEP] Economy
Cuba has a dual currency system, whereby most wages and prices are set in Cuban pesos (CUP), while the tourist economy operates with Convertible pesos (CUC), set at par with the US dollar. Every Cuban household has a ration book (known as libreta) entitling it to a monthly supply of food and other staples, which are provided at nominal cost. Before Fidel Castro's 1959 revolution, Cuba was one of the most advanced and successful countries in Latin America. Cuba's capital, Havana, was a "glittering and dynamic city". The country's economy in the early part of the century, fuelled by the sale of sugar to the United States, had grown wealthy.