Ordered, That the committee on Revenue be authorized to sit during a recess of the General Court to make an investigation and study of Senate documents numbered 1944, 1945, 1946, 1949, 1952, 1959, 1960, 1965, 1976, 1977, 1979, 1982, 1984, 1987, 1989, 1990, 1995, 1996, 2004, 2005, 2007, 2008, 2015, 2017, 2019, 2020, 2028, 2029, 2030, 2031, 2035, 2039, 2040, 2042, 2043, 2044, 2050, 2053, 2055, 2056, 2058, 2059, 2060, 2068, 2075, 2078, 2080, 2081, 2082, 2086, 2087, 2088, 2090, 2091 and 2098, relative to sales tax, estate tax, tax credits, and other revenue matters.