The birth and death rates of a population of garter snakes were monitored over 11 years, during which time population density varied considerably. The graph on the left shows death rates of garter snakes as a function of population density and the graph on the right shows birth rates of garter snakes as a function of population density. According to the graphs, which statement about the populations is true:1) Density dependent variable are regulating population size.2) Bith rate declines at high population size.

The market for corn in country a is highly competitive. at the current market price of $5/bushel there is a shortage of 100,000 bushels of corn in this country. media reports claim that the price of corn will rise drastically in the near future. according to these reports, the neighboring country b had witnessed a similar situation recently. at the same price, the shortage in country b was also 100,000 bushels and eventually the equilibrium price in b went up to $10/bushel. both countries are known to have equal number of corn producers and the market supply of corn is identical at all prices. this, combined with the fact that consumers in the two countries also have similar tastes and preferences, led the media to conclude that the price of corn in country a would soon be as high as $10/bushel. the new equilibrium price turns out to be below $10/bushel, what inferences can be drawn?

Jeanie had always been interested in how individuals and businesses effectively allocate their resources in order to accomplish personal and organizational goals. that’s why she majored in economics and took on an entry-level position at an accounting firm. she is very interested in further advancing her career by looking into a specialization that builds upon her academic background, and her interest in deepening her understanding of how companies adjust their operating results to incorporate the economic impacts of their practices on internal and external stakeholders. which specialization could jeanie follow to get the best of both worlds? jeanie should chose to get the best of both worlds.

What part of the rational model of decision-making does the former business executive “elliott” have a problem completing?