National Economic Accounts. Quarterly data: Real gross domestic product (GDP) increased at an annual rate of 2.1 percent in the fourth quarter of 2016 (table 1), according to the third estimate released by the Bureau of Economic Analysis. In the third quarter of 2016, real GDP increased 3.5 percent.
Frame definition, a border or case for enclosing a picture, mirror, etc. See more.
A data frame is a list of equal-length vectors. 1  typeof() of a data.frame gives a list. 2  A data.frame has the properties from both matrix and list, for example, it has names(), nrow(), and ncol(), etc. also it has length(), which is the same as the length as underlying list. You can subsetting a data.frame as you subset a matrix or in the way for list. For more comprehensive introduction see here: Page on had.co.nz.