"c           VAR 0019      12011 IN BUS  3R 920-935               MD= 1E-37   "
"c           REF 0019         LOC  132 WIDTH  9             DK   2 COL 71-79  "
"c                                                 EXP DEC=  1                "
"c                                                                            "
"c              INDEX OF BUSINESS ACTIVITY                                    "
"c              --------------------------                                    "
"c                                                                            "
"c              NBER SERIES:  12011                                           "
"c              AREA COVERED:  GREAT BRITAIN                                  "
"c              UNITS:  1924=100                                              "
"c              ANNUAL COVERAGE:  NONE                                        "
"c              QUARTERLY COVERAGE:  NONE                                     "
"c              MONTHLY COVERAGE:  01/1920-04/1935                            "
"c              SEASONAL ADJUSTMENT:  NONE                                    "
"c              SOURCE:  THE ECONOMIST, SUPPLEMENT OF OCTOBER 21, 1933, P.4;  "
"c              SUPPLEMENT OF DECEMBER 29, 1934, P.43.                        "
"c                                                                            "
"c              NOTES:  DATA FOR 1920-1933 AS WELL AS A DESCRIPTION OF THE    "
"c              SERIES MAY BE FOUND IN THE JOURNAL OF THE ROYAL STATISTICAL   "
"c              SOCIETY, P.256, PART II, 1934.                                "
"c                   DATA FOR 1920-1923 ARE BASED ON 11 OUT OF 18 SERIES.     "
"c                   THE FIRST REVISION, IN THE JUNE 1935 SUPPLEMENT,         "
"c              REDUCES THE NUMBER OF SERIES TO 14, BUT RETAINS THE 1924      "
"c              BASE.  A WEIGHTED GEOMETRIC AVERAGE WAS FIRST SUBSTITUTED     "
"c              FOR FOR AN ARITHMETIC AVERAGE.  THIS DATA ENDS IN 1935, BUT   "
"c              ANOTHER REVISION WAS MADE IN JULY 1936.                       "
"c                                                                            "
"c              CHECKED MANUALLY; NO CORRECTIONS NECESSARY.                   "
"c                                                                            "
"c           ...............................................................  "