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Initial Data Analysis Kunal Jain February 17, 2010 Economics 201FS
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Raw Data Amazon (AMZN): August 1, 1997 – January 7, 2009 2,846 Days Johnson & Johnson (JNJ): April 9, 1997 – January 7, 2009 2,923 Days Microsoft Corporation (MSFT): April 16, 1997 – January 7, 2009 2,921 Days 2:1 Share splits February 23, 1998, March 29, 1999, Feb 18, 2003, Price data available every minute from 9:35 AM to 3:59 PM for each trading day
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AMZN- Share Price Levels Time (Years) Share Price ($)
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AMZN- Adjusted Log Returns Time (Years) Adjusted 1-Minute Returns 1-minute returns
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AMZN- Realized Variation Time (Years) Realized Variance
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AMZN- Bi-Power Variation Realized Variance Time (Years)
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AMZN- RV & BV Realized Variance Time (Years)
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AMZN- Volatility Signature Plot Sampling Frequency Average Annualized Realized Volatility (%)
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AMZN- Jump Detection Tri-power Quarticity Time (Years) Z Values
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AMZN- Jump Detection Quad-power Quarticity Time (Years) Z Values
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AMZN- Jump Detection (Ratio Adjusted) Tri-power Quarticity Time (Years) Z Values
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AMZN- Jump Detection (Ratio Adjusted) Quad-power Quarticity Time (Years) Z Values
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Results- AMZN Tri-power Ratio Adjusted.95 significance.99 significance.999 significance Number of days with jumps 197215571096 Percentage69.3%54.7%38.5% Quad-power Ratio Adjusted Number of days with jumps 204416561264 Percentage71.8%58.2%44.4%
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MSFT- Share Price Levels Time (Years) Share Price ($)
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MSFT- Adjusted Log Returns Time (Years) Adjusted 1-Minute Returns 1-minute returns
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MSFT- Realized Variation Time (Years) Realized Variance
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MSFT- Bi-power Variation Realized Variance Time (Years)
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MSFT- RV & BV Realized Variance Time (Years)
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MSFT- Volatility Signature Plot Sampling Frequency Average Annualized Realized Volatility (%)
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MSFT- Jump Detection Tri-power Quarticity Time (Years) Z Values
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MSFT- Jump Detection Quad-power Quarticity Time (Years) Z Values
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MSFT- Jump Detection (Ratio Adjusted) Tri-power Quarticity Time (Years) Z Values
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MSFT- Jump Detection (Ratio Adjusted) Quad-power Quarticity Time (Years) Z Values
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Results- MSFT Tri-power Ratio Adjusted.95 significance.99 significance.999 significance Number of days with jumps 1687989667 Percentage57.8%33.6%22.8% Quad-power Ratio Adjusted Number of days with jumps 17621273825 Percentage60.3%43.6%28.2%
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JNJ- Share Price Levels Time (Years) Share Price ($)
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JNJ- Adjusted Log Returns Time (Years) Adjusted 1-Minute Returns 1-minute returns
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JNJ- Realized Variation Time (Years) Realized Variance
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JNJ- Bi-power Variation Realized Variance Time (Years)
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JNJ- RV & BV Realized Variance Time (Years)
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JNJ- Volatility Signature Plot Sampling Frequency Average Annualized Realized Volatility (%)
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JNJ- Jump Detection Tri-power Quarticity Time (Years) Z Values
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JNJ- Jump Detection Quad-power Quarticity Time (Years) Z Values
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JNJ- Jump Detection (Ratio Adjusted) Tri-power Quarticity Time (Years) Z Values
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JNJ- Jump Detection (Ratio Adjusted) Quad-power Quarticity Time (Years) Z Values
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Results- JNJ Tri-power Ratio Adjusted.95 significance.99 significance.999 significance Number of days with jumps 197215571096 Percentage67.5%53.3%37.5% Quad-power Ratio Adjusted Number of days with jumps 204416561264 Percentage69.9%56.7%43.3%
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Results & Plans Experience with MATLAB Sources of error due to computational skills Intense Introduction Better understanding of BNS testing AMZN and JNJ jump test results Run with i.d.d. randomly generated numbers Time interval based on volatility signature plot Additional Work and Background Reading Refine existing results Use other sampling frequencies to check results Utilize more tests Look at public announcements that relate to z-statistics
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