Investment Finance

Running Header: INVESTMENT FINANCE 1
Investment Finance
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Investment Finance 2
Time series charts
a) S&P 500 Price Index
Figure 1: S&P 500 price Index time series
9/1/2013
12/1/2013
3/1/2014
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S&P 500
From figure 1 it can be seen that the S&P 500 has a trend which is increasing over time.
However, the trend does not show any seasonality as there are no significant outliers. Other
observations that can be made from the time series are that the S&P 500 has no abrupt changes
and no period unrelated to seasonality factors.
b) Boeing Company (BA) Stock Price
Figure 2: BA stock price time series

Investment Finance 3
9/1/2013
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BA
Like the S&P time series, it can be seen that the trend for Boeing Company is increasing
over time. The figure shows that the trend line has outliers. The outliers are values which are far
away from the trend line. However, it can be seen that the time series has no abrupt changes, no
seasonality or any long-run-cycle.
c) General Dynamics (GD) stock price
Figure 3: GD stock price time series
9/1/2013
12/1/2013
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