[R] Partial structural Change in STRUCCHANGE PACKAGE

2005-02-18 Thread Yen H., Tong
Hi, I am using the Strucchange package in R to test for structural change in regression coeffcient. Given a model y = b0 + b1*X + b2*Z, the Fstats test whether there is a change in both b1 and b2 over a time period. Is there any way where I can restrict the test to hold b2 constant and test for

Re: [R] Partial structural Change in STRUCCHANGE PACKAGE

2005-02-18 Thread Yen H., Tong
by gefp(). Z Romain. Le 18.02.2005 20:03, Yen H., Tong a écrit : Hi, I am using the Strucchange package in R to test for structural change in regression coeffcient. Given a model y = b0 + b1*X + b2*Z, the Fstats test whether there is a change in both b1 and b2 over a time period. Is there any way

[R] Multiple Fstats/breakpoints test using Panel data

2005-02-16 Thread Yen H., Tong
Hi, I have recently use the strucchange package in R with a single time series observation. I found it extremely useful in the testing of change points. Now, I am thinking of using the strucchange package with panel data (about 500 firms, with 73 monthly time series observations each). For