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That's the first difference.
So mathematically, the relationship is what is referred to as a first difference.
The first difference is that the way we represent grayscale images.
I think the first difference is that that's where ballots were contested.
"Well, the first difference is I don't take money from big banks," Sanders replied.
The first difference is that oil is priced and paid for in dollars on world markets.
The first difference was the quality and depth of the card.
Similar(4)
The estimation method used is the two-step first-difference GMM.
Therefore, we adopt the Arellano and Bond (1991) estimator (the first-difference GMM estimator).4.4
Z is an n by 1 vector of I(1) potentially endogenous variables; and DZ is the first-difference vector.
The results show that the first-difference model fits the data very poorly.
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CEO of Professional Science Editing for Scientists @ prosciediting.com