How to delete the column "WOMEN" from this table. i need to keep only two column
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\begin{document}
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\begin{landscape}
\begin{table}[!ht]
\begin{center}
\caption{Main effects of 1966 FLSA on white-black elasticity of substitution}
\label{tab:table_llsubstitution_cps}
\resizebox{!}{0.37\textheight}{
\begin{tabular}{lccccccccc}
\toprule
\toprule
& \multicolumn{3}{c}{\textbf{Baseline cross-state design}} & \multicolumn{ 3}{c}
{\textbf{Alternative design \#1}} & \multicolumn{ 3}{c}{\textbf{Alternative design \#2}}\\
& \multicolumn{3}{c}{Strongly vs. weakly treated states} & \multicolumn{ 3}{c}{Kaitz index} & \multicolumn{ 3}{c}{Fraction of affected workers}\\
\cmidrule(lr){2-4}
\cmidrule(lr){5-7}
\cmidrule(lr){8-10}
&\multicolumn{1}{c}{All}&\multicolumn{1}{c}{Men}&\multicolumn{1}{c}{All}&\multicolumn{1}
{c}{Men}&\multicolumn{1}{c}{All}&\multicolumn{1}{c}{Men}&\\
\cmidrule{2-10}
Treatment var. $\times$& & & \\ \hspace{0.5cm}{1967-1972}& & & & & & & & & \\
\rule{0pt}{3ex}\textbf{Relative W/B shares of workers}& 0.010** & 0.010* & & & & & & \\
& (0.004) & (0.005) & (0.006) & & & & & & \\
time\_emp=2 $\times$ Standardized values of (KI\_1966S) & & & & 0.006* & 0.006* & 0.006 & & & \\
& & & & (0.003) & (0.003) & (0.004) & & & \\
time\_emp=2 $\times$ Standardized values of (F\_s1966) & & & & & & & 0.005***& 0.006***& 0.005 \\
& & & & & & & (0.002) & (0.002) & (0.003) \\
\hspace{0.2cm}{} & 662,539 & 410,128 & 252,411 & 662,539 & 410,128 & 252,411 & 662,539 & 410,128 & 252,411 \\
\rule{0pt}{3ex}\textbf{Relative W/B epop gap}& -0.007 & -0.009 & -0.008 & & & & & & \\
& (0.011) & (0.015) & (0.019) & & & & & & \\
time\_emp=2 $\times$ white $\times$ Standardized values of (KI\_1966S) & & & & 0.004 & -0.000 & 0.009* & & & \\
& & & & (0.004) & (0.007) & (0.005) & & & \\
time\_emp=2 $\times$ white $\times$ Standardized values of (F\_s1966) & & & & & & & 0.005 & 0.003 & 0.007 \\
& & & & & & & (0.004) & (0.005) & (0.007) \\
\hspace{0.2cm}{} & 944,981 & 449,200 & 495,781 & 944,981 & 449,200 & 495,781 & 944,981 & 449,200 & 495,781 \\
\rule{0pt}{3ex}\textbf{Relative W/B earnings}& -0.089***& -0.091***& -0.092***& & & & & & \\
& (0.026) & (0.032) & (0.026) & & & & & & \\
time=2 $\times$ white $\times$ Standardized values of (KI\_1966S) & & & & -0.030***& -0.032***& -0.029** & & & \\
& & & & (0.009) & (0.009) & (0.012) & & & \\
time=2 $\times$ white $\times$ Standardized values of (F\_s1966) & & & & & & & -0.038***& -0.043***& -0.033***\\
& & & & & & & (0.010) & (0.011) & (0.010) \\
\hspace{0.2cm}{} & 534,977 & 336,099 & 198,878 & 534,977 & 336,099 & 198,878 & 534,977 & 336,099 & 198,878 \\
\rule{0pt}{3ex}\textbf{L-L elast. (emp. shares)}& 0.01& 0.01& 0.01& 0.02& 0.02& 0.03& 0.02& 0.01& 0.02\\
se & 0.01& 0.01& 0.01& 0.02& 0.01& 0.02& 0.01& 0.01& 0.01\\
lower bound & 0.00& 0.00& -0.00& -0.01& -0.01& -0.01& 0.00& 0.00& -0.01\\
upper bound & 0.02& 0.02& 0.03& 0.05& 0.05& 0.06& 0.03& 0.02& 0.04\\
\rule{0pt}{3ex}\textbf{L-L elast. (epop gap)}& 0.10& 0.08& 0.18& -0.06& 0.01& -0.21& -0.08& -0.05& -0.07\\
se & 0.12& 0.16& 0.25& 0.14& 0.19& 0.17& 0.11& 0.12& 0.24\\
lower bound & -0.14& -0.23& -0.30& -0.33& -0.37& -0.54& -0.29& -0.28& -0.54\\
upper bound & 0.34& 0.38& 0.66& 0.22& 0.39& 0.11& 0.14& 0.18& 0.40\\
\bottomrule
\end{tabular}}
\end{center}
{\footnotesize {Source: CPS 1962-1981. \\
Sample: For regressions on (i) share of whites among all workers and (ii) probability of being employed vs. unemployed or nor in the labor force (in order to look at white-black gap in employment-population ratio): Adults 25-55, black or white, employed, unemployed ((ii) only) or not in the labor force ((ii) only). For regression on log annual earnings: Adults 25-55, black or white, worked more than 13 weeks last year and 3 hours last week, not self-employed, not in group quarters, not unpaid family worker, no missing industry or occupation code. \\
Notes: see notes of Table~\ref{tab:table_emp_cps_mef}.
}}
\end{table}
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答案1
以下解决方案定义了一个名为的列类型g，是“gobble”的缩写，并将该列类型分配给 9 个数据列中的 3 个。
\documentclass{article}
\usepackage[margin=2cm,a4paper]{geometry} % set page parameters suitably
\usepackage[table]{xcolor}
\usepackage{amssymb}
\usepackage{amsmath}
\usepackage{mathbbol}
\usepackage{bbm}
\usepackage{amsthm}
%%\usepackage{pdfpages}
\usepackage{graphicx} %%%%%,color,psfrag}
%%%%%\usepackage{epstopdf}
\usepackage{pdflscape}
\usepackage{tabularx}
\usepackage{longtable}
%%%%%\usepackage{breakurl}
\usepackage{xurl}
\usepackage{enumitem}
\usepackage[normalem]{ulem}
\usepackage{blindtext}
\usepackage{newpxtext,newpxmath}
% caption fonts
\usepackage[font={bf},skip=0.333\baselineskip]{caption}
\usepackage{subcaption}
\usepackage{setspace}
\usepackage{longtable}
\usepackage{threeparttable}
%%\usepackage{tabulary}
\usepackage{booktabs}
%%\usepackage{float}
\usepackage{rotating}
\usepackage[titletoc,title]{appendix}
%% new:
\usepackage{collcell}
\makeatletter
%% 'g' for 'gobble':
\newcolumntype{g}{>{\collectcell\@gobble}c<{\endcollectcell}}
\makeatother
\begin{document}
\begin{sidewaystable}[!ht]
\small
\centering
\begin{threeparttable}
\caption{Main effects of 1966 FLSA on white-black elasticity of substitution}
\label{tab:table_llsubstitution_cps}
\begin{tabular}{@{} l *{2}{wc{2.5cm}}g *{2}{*{2}{wc{2cm}}g} @{}}
\toprule
& \multicolumn{2}{c}{\textbf{Baseline cross-state design}}&
& \multicolumn{2}{c}{\textbf{Alternative design \#1}} &
& \multicolumn{2}{c}{\textbf{Alternative design \#2}}\\
& \multicolumn{2}{c}{Strongly vs.\ weakly treated states} &
& \multicolumn{2}{c}{Kaitz index} &
& \multicolumn{2}{c}{Fraction of affected workers}\\
\cmidrule(lr){2-3} \cmidrule(lr){5-6} \cmidrule(l){8-10}
&\multicolumn{1}{c}{All}&\multicolumn{1}{c}{Men}&
&\multicolumn{1}{c}{All}&\multicolumn{1}{c}{Men}&
&\multicolumn{1}{c}{All}&\multicolumn{1}{c}{Men}&\\
\cmidrule[\lightrulewidth](l){2-10}
Treatment var. $\times$& & & \\
\hspace{5mm}{1967--1972}& & & & & & & & & \\
\addlinespace
\textbf{Relative W/B shares of workers}& 0.010** & 0.010* & & & & & & \\
& (0.004) & (0.005) & (0.006) & & & & & & \\
time\_emp = 2 $\times$ Standardized values of (KI\_1966S) & & & & 0.006* & 0.006* & 0.006 & & & \\
& & & & (0.003) & (0.003) & (0.004) & & & \\
time\_emp = 2 $\times$ Standardized values of (F\_s1966) & & & & & & & 0.005***& 0.006***& 0.005 \\
& & & & & & & (0.002) & (0.002) & (0.003) \\
& 662,539 & 410,128 & 252,411 & 662,539 & 410,128 & 252,411 & 662,539 & 410,128 & 252,411 \\
\addlinespace
\textbf{Relative W/B epop gap}& -0.007 & -0.009 & -0.008 & & & & & & \\
& (0.011) & (0.015) & (0.019) & & & & & & \\
time\_emp=2 $\times$ white $\times$ Standardized values of (KI\_1966S) & & & & 0.004 & -0.000 & 0.009* & & & \\
& & & & (0.004) & (0.007) & (0.005) & & & \\
time\_emp=2 $\times$ white $\times$ Standardized values of (F\_s1966) & & & & & & & 0.005 & 0.003 & 0.007 \\
& & & & & & & (0.004) & (0.005) & (0.007) \\
& 944,981 & 449,200 & 495,781 & 944,981 & 449,200 & 495,781 & 944,981 & 449,200 & 495,781 \\
\addlinespace
\textbf{Relative W/B earnings}& -0.089***& -0.091***& -0.092***& & & & & & \\
& (0.026) & (0.032) & (0.026) & & & & & & \\
time = 2 $\times$ white $\times$ Standardized values of (KI\_1966S) & & & & -0.030***& -0.032***& -0.029** & & & \\
& & & & (0.009) & (0.009) & (0.012) & & & \\
time = 2 $\times$ white $\times$ Standardized values of (F\_s1966) & & & & & & & -0.038***& -0.043***& -0.033***\\
& & & & & & & (0.010) & (0.011) & (0.010) \\
& 534,977 & 336,099 & 198,878 & 534,977 & 336,099 & 198,878 & 534,977 & 336,099 & 198,878 \\
\addlinespace
\textbf{L-L elast. (emp. shares)}& 0.01& 0.01& 0.01& 0.02& 0.02& 0.03& 0.02& 0.01& 0.02\\
se & 0.01& 0.01& 0.01& 0.02& 0.01& 0.02& 0.01& 0.01& 0.01\\
lower bound & 0.00& 0.00& -0.00& -0.01& -0.01& -0.01& 0.00& 0.00& -0.01\\
upper bound & 0.02& 0.02& 0.03& 0.05& 0.05& 0.06& 0.03& 0.02& 0.04\\
\addlinespace
\textbf{L-L elast. (epop gap)}& 0.10& 0.08& 0.18& -0.06& 0.01& -0.21& -0.08& -0.05& -0.07\\
se & 0.12& 0.16& 0.25& 0.14& 0.19& 0.17& 0.11& 0.12& 0.24\\
lower bound & -0.14&-0.23& -0.30& -0.33& -0.37& -0.54& -0.29& -0.28& -0.54\\
upper bound & 0.34& 0.38& 0.66& 0.22& 0.39& 0.11& 0.14& 0.18& 0.40\\
\bottomrule
\end{tabular}
\footnotesize\smallskip
Source: CPS 1962--1981.
Sample: For regressions on (i) share of whites among all workers and (ii)~probability of being employed vs. unemployed or nor in the labor force (in order to look at white-black gap in employment-population ratio): Adults 25--55, black or white, employed, unemployed ((ii)~only) or not in the labor force ((ii)~only). For regression on log annual earnings: Adults 25--55, black or white, worked more than 13 weeks last year and 3 hours last week, not self-employed, not in group quarters, not unpaid family worker, no missing industry or occupation code.
Notes: see notes of Table~\ref{tab:table_emp_cps_mef}.
\end{threeparttable}
\end{sidewaystable}
\end{document}