Dr. Schultze conducts research on the effects of a new drug on obsessive-compulsive disorder. In his study, neither Schultze nor the participants knows who is receiving the active drug and who is receiving the placebo. This example describes

every society, in order to meet the needs of it's people, has to answer three basic questions:

- what should we produce?

- how should we produce it?

- for whom should we produce it?

this questions must be answered in order to, option b, aid in production decisions.

every country can't produce everything, no matter how rich their land is. it may be a matter of technology, resources or geographical conditions. so, these three questions must be resolved in order to get the most of the production of each land.

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stewards ice box was the purchase of alaska from russia and it was called that because people thought it was not a good idea to purchase alaska

sir frederic attributed inaccuracies to schemas. memory reconstruction is one part actual events and one part personal schema, which can result in inaccuracies when memories are reconstructed.

answer; the candidate for vice president;