not have an absolute advantage. When each country exports the product in which it has a comparative advantage, all the countries engaging in trade would experience an increase in welfare.
The theory of ‘comparative advantage’ was a revolutionary idea at that time, and even today, its logic is used to support and promote global free trade.
2. Testing the Ricardian Model: Empirical Analysis
3) Put Option Valuation
A Pall Option confers the right on its holder, without the obligation, to sell the underlying asset at a certain date for a certain price. Only a little extra work is needed to value put options. Basically , we just pretend that a put option is a call option and use the Black-Scholes formula to value it. We then use the put-call parity condition to solve for the put valu
I Model Specification
A casual relation among damage amount of traffic accident being occurred on the highway, factors affected to traffic accident, such as climate, time, and attribute of driver that can be identified during the process of accident investigation, damaged facility, casualties and surrounding situation will be verified using multiple linear regression analysis. Regarding damage
what we want to measure is exchange rate change related to USD.
Although the empirical result cannot support our theoretical expectation, we did not give up the expectation because we do know the insufficiency of the data which is used in regression analysis. If we have enough data, we might find the result which coincides with our expectation. Thus, we prudently conclude that oil price
1.1 Study Designs
․Retrospective Studies
․Prospective Studies
※ Survival Analysis
; Deals with analysis of data that have "time to an event".
※ Survival time
; Time until an event occurs.
※ Event
; a. relapse of a disease
b. death
c. response to a treatment
; Economical,
To obtain answers quickly because the cas