Which of the following is true?

Assume the correct current ratio is bigger than 1. If purchase (on account) is overstated by $3,000 and the ending inventory is overstated by $3,000, the current ratio is ______ and the working capital is
_ _____.

Crowding-out effect implies that an expansionary fiscal policy will have following result(s):
I). higher real interest rate.
II). higher nominal interest rate.
III). higher dollar value in foreign exchange market.
IV). increased net exports.

Peter Chairly is a energy analyst with Tableless Brokers. He is invited by Vrich Energy to visit their oil fields in Siberia. Chairly stays at accommodation owned by Vrich adjacent to their oil fields, there being no other place to stay within hundreds of miles. Chairly visits the oil fields and chats with production supervisors. The accommodation and meals provided by Vrich are modest. Chairly returns from the trip and writes a report in which he gives a 'buy' rating to Vrich Energy.

In a perfectly competitive market: