sp500SlidingWindow: Sliding Window Investment Analysis

Description Usage Arguments Details Value Author(s) Examples

View source: R/sp500SlidingWindow.R

Description

Uses the S&P500 daily data on a series of windows and generates graphs & statistics on the performance.

Usage

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sp500SlidingWindow(investment_vector, withdrawal_vector, window_width = 30,
  annual_fee = 0.0125, output_path = "~/")

Arguments

investment_vector

a vector of annual investments, (positive values represent investment into the account), length must be window_width

withdrawal_vector

a vector of annual withdrawals, (positive values represent withdrawal from the account), length must be window_width

window_width

the number of years in each window

annual_fee

the total annual percent removed by the investment managers

output_path

file path to a folder in which graphs & statistics will be saved

Details

The daily market data for the S&P 500 from 1950 to the present is broken into a series of periods or windows of equal length (except for the last period). The investment and expense data provided is analyzed to see how it would fare in each widow. Graphs and statistics are produced.

Value

data.frame with summary statistics for each window plus the side-effects of graphs written to the output_path given

Author(s)

George Fisher

Examples

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## Not run: 
investment_vector <- seq(1,30)*10
withdrawal_vector <- c(investment_vector[1:10]  * 0.15,
                   investment_vector[11:20] * 0.35,
                   investment_vector[21:30] * runif(10, min=0.01, max=0.90))
window_df <- sp500SlidingWindow(investment_vector,
                               withdrawal_vector, output_path='~/Downloads/')

## End(Not run)

sp500SlidingWindow documentation built on May 30, 2017, 4:18 a.m.

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