Land And riches that were helpful for trading.
The grand jury works with the prosecutor to decide whether to put criminal charges or indictment against a potential defendant; usually reserved for serious felonies
The government carries out the goal of economic stability in a number of ways both through fiscal and monetary policies. The Federal Reserve which is an independent government agency which controls monetary policy of the U.S. Government with the goal of stabilizing the economy. Congress and the executive branch also seeks to create economic stability by impacting fiscal policy through spending and taxation.
Answer:
The evidence that a researcher decides to use should be from a credible source and should be track-able.
It can or cannot back the hypothesis created by the researcher. In both cases, the researcher must synthesis it properly into his research. It must build a connection and somewhat extends the points discussed in the hypothesis.
Either way it should have a direction. Something that does not connect to the core of research must not be added in it.