Part a. which of the following are measured in the "natural rate" of unemployment? lucy was laid off as her company can no longer compete with foreign producersrona quit her job to care for a family member. mamta lost her job as her company closed operations in the recession. ed left his office job to look for a telecommute position with a different company. part b. which of the following geographical elements improve the opportunities for international commerce in a country? select the two correct answers. extensive coastlinesvast mountainslandlocked territorylarge riverspart c. suppose an economy has a trade surplus of $90 billion, private domestic savings of $600 billion, and private domestic investment of $400 billion. how much is the government deficit? recall the savings-investment formula: s+(m–x)=i+(g−t)$ billionpart d. if a currency is experiencing relatively high inflation, then its buying power is decreasing and investors will be more eager to hold itinternational investors will be less eager to hold it