Consider a Simple Macro Model with a Constant Price Level

question 78

Multiple Choice

Consider a simple macro model with a constant price level and demand-determined output.The equations of the model are: C = 60 + 0.43Y,I = 150,G = 260,T = 0,X = 90,IM = 0.06Y.The trade balance at equilibrium national income is

• A)a deficit of 36.67.
• B)a deficit of 21.43.
• C)zero.
• D)a surplus of 21.43.
• E)a surplus of 36.67.

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Definitions:

Polar Nuclei

Two nuclei in the embryo sac of flowering plants that fuse with a sperm cell to form the endosperm, nourishing the developing embryo.

Microspore Mother Cell

A specialized cell in plants that undergoes meiosis to produce four microspores, eventually giving rise to male gametophytes or pollen grains.

Sporophyte

The diploid multicellular stage in the life cycle of a plant or alga that produces spores through meiosis.

Gametophyte

The sexual phase in the life cycle of plants and algae that produces gametes, or sex cells, by mitosis.