CINXE.COM

Just a moment...

<!DOCTYPE html><html lang="en-US"><head><title>Just a moment...</title><meta http-equiv="Content-Type" content="text/html; charset=UTF-8"><meta http-equiv="X-UA-Compatible" content="IE=Edge"><meta name="robots" content="noindex,nofollow"><meta name="viewport" content="width=device-width,initial-scale=1"><style>*{box-sizing:border-box;margin:0;padding:0}html{line-height:1.15;-webkit-text-size-adjust:100%;color:#313131;font-family:system-ui,-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,Helvetica Neue,Arial,Noto Sans,sans-serif,Apple Color Emoji,Segoe UI Emoji,Segoe UI Symbol,Noto Color Emoji}body{display:flex;flex-direction:column;height:100vh;min-height:100vh}.main-content{margin:8rem auto;max-width:60rem;padding-left:1.5rem}@media (width <= 720px){.main-content{margin-top:4rem}}.h2{font-size:1.5rem;font-weight:500;line-height:2.25rem}@media (width <= 720px){.h2{font-size:1.25rem;line-height:1.5rem}}#challenge-error-text{background-image:url(data:image/svg+xml;base64,PHN2ZyB4bWxucz0iaHR0cDovL3d3dy53My5vcmcvMjAwMC9zdmciIHdpZHRoPSIzMiIgaGVpZ2h0PSIzMiIgZmlsbD0ibm9uZSI+PHBhdGggZmlsbD0iI0IyMEYwMyIgZD0iTTE2IDNhMTMgMTMgMCAxIDAgMTMgMTNBMTMuMDE1IDEzLjAxNSAwIDAgMCAxNiAzbTAgMjRhMTEgMTEgMCAxIDEgMTEtMTEgMTEuMDEgMTEuMDEgMCAwIDEtMTEgMTEiLz48cGF0aCBmaWxsPSIjQjIwRjAzIiBkPSJNMTcuMDM4IDE4LjYxNUgxNC44N0wxNC41NjMgOS41aDIuNzgzem0tMS4wODQgMS40MjdxLjY2IDAgMS4wNTcuMzg4LjQwNy4zODkuNDA3Ljk5NCAwIC41OTYtLjQwNy45ODQtLjM5Ny4zOS0xLjA1Ny4zODktLjY1IDAtMS4wNTYtLjM4OS0uMzk4LS4zODktLjM5OC0uOTg0IDAtLjU5Ny4zOTgtLjk4NS40MDYtLjM5NyAxLjA1Ni0uMzk3Ii8+PC9zdmc+);background-repeat:no-repeat;background-size:contain;padding-left:34px}@media (prefers-color-scheme:dark){body{background-color:#222;color:#d9d9d9}}</style><meta http-equiv="refresh" content="120"></head><body class="no-js"><div class="main-wrapper" role="main"><div class="main-content"><noscript><div class="h2"><span id="challenge-error-text">Enable JavaScript and cookies to continue</span></div></noscript></div></div><script>(function(){window._cf_chl_opt={cvId: '3',cZone: "publications.waset.org",cType: 'non-interactive',cRay: '91354791cadf897c',cH: 'Zw54IbipKa0kiuXHzxzZXqrd_LGSIg6rPWHPGIxzgH8-1739790087-1.2.1.1-Eib6_INj0RgY_Q7gwLHao27_4jXmR77NVzSJATfLa9AVrPs03rPl3YBzDElx68JR',cUPMDTk: "\/abstracts\/search?q=households%20and%20industry&__cf_chl_tk=bJXrX5NGliJyRRRjwyzPN92bQUc8Tp5rDqYI2jaRQMM-1739790087-1.0.1.1-IZtUjQQV0p8rmhtLSuymI7aulLqzcXo0QvvQnfKBsMI",cFPWv: 'b',cITimeS: '1739790087',cTTimeMs: '1000',cMTimeMs: '120000',cTplC: 0,cTplV: 5,cTplB: 'cf',cK: "",fa: "\/abstracts\/search?q=households%20and%20industry&__cf_chl_f_tk=bJXrX5NGliJyRRRjwyzPN92bQUc8Tp5rDqYI2jaRQMM-1739790087-1.0.1.1-IZtUjQQV0p8rmhtLSuymI7aulLqzcXo0QvvQnfKBsMI",md: "3qeyW_vRPlE88ioNVG6OpcqHDpsVbn57wvsh.Maf1.w-1739790087-1.2.1.1-Gmqrk0feXOYDC4Baki.6K5603zdT5DOUIWjBqgaukn7jpg41vQFxS89EiNsP5eyFPbUmhUfa9evYMk4i4g4VhOVX6.8gsIZXnN6SUANU3c31DT1_Ct59nsZQx1zesmjhKfabSMFFLNCJ3MPMT93WrliL7RjIzrKQdNQOqAz3CDGRjww0WKJ6ho.r7.MUYDbH4v.8EO_UCEP9meECkBGqAFeNu3nsNoe4fatRCtFdsdG8cjf6tbyoNxaMgpfPIfSn_O3ot684hL3.V7qJN3znxzWcTtBcxtBcLU2z_IEq6yHVKYJ0x8lrLY6zoJmBAnHHiQbsdtRWxsTTWNGTWiCsCGRRkw09kmTmjiBOFKfr052fquGC9UnbnzMCcA_isrmGajsXpFXFPLgN6Kff69usMl27VP9YXZrrkWPh0gw18uHc0o2Mk_.lDMVdV2j2QmCGp36BfSv_X1CtsKXizbZp.Xe_nne0FFKgr05h9OfPVYMeUSxLod_qelIdvfpDNDx8lhz1pZK0cG306nTiLiqWPcIL780elJRfhz.axODte41RNmuziTG4DveBUTQu4Pn.q8qMyNYS7lgmGDL7FCJziz5jMBhIhQSZzpcJ4xmEw6MqHczMVhPKhfrCXSQEkFNwQvFJr1LCn8ElzjBYKtKRVQyBjjQ5KB3pmpUfh1ZK_LIGkgWXCoiZTC95Y01xo6jf1sAujIsLqFZrbzp_ny015sG48a0LR2YadpE4TMzXH5wGLLWTxoFhcrNWYsCfTiY5zIZ0.0SOxStBRA_VDjw1rg_K2uGM2v9NvPDGxwfqA9UVJ1nRs2N_1nnZGQEj.pMvh320zxCg464VdkRspJAaHv56dztRN.Jx7wF135wAL0CoRZTrH0iyX2ifEJnIIywBPdPXrZ.PRzv5Dfaevgf11z2jwylxgaP5YPGCZptKttpxfdip_WOAP_jCs8pAnzVyHMy_kU5JRUzI1amM7yMfHUuDeIH3EDUpOIymgv301j5JE3_6ziXH3gpqDSyFlHZUQHRLJU3o7Duvs.rJ34LzkAeCbiGQm77bTtmCk6FoemAlY8DUQ6NcHAQurjidQs..9tihvMr3vp1REwsDvrEvX_4Z8W23z6O5DoyY0Kq1VaAMhQYCkOkaEdoCZ5msejMw3lBf2EJ0TPdp3IQCg5TixrWNmGnGDTcC423uH9IOAzVAKercbd77Fk87F0O7j.cNJ91vlq3gPLG65b3DgYoJ7Uaf.KbpaeV5PRMnodqHtcXAg05yvvIhGeXc2xfGQaJB_.YxdiHqz4Kk_qfwsHJAv8J8d9meh4yUByH24jSwAyxhFEf2mhAVKGCAPAbR5kPBB32crxDuv5qCYY33F52tbs5OudV8lduT1Lk_bJFQ7LUjJF6qNCFFV2ksmnw_uXjHC7CeEjqLMJxDZHl6tRauAvfyAnNU19tHFvoccJ_uL4EDBdV9Y1u8DNhpkyrKMeFEU_MQJymG7R_51cjlA0dJXfYdyjzP4tytG2VP59ekOZNMJn.OFYFTOB_030g9rTvaTq8EvYx5GxYtwxx8t6TcLOqxiycboE6yjV45Qld2mMqEK8itQMgykcalDw6S9CF_P3jEJ3vvGmVhQACepNNVR9ll84QaEz_Gdb9n6zrJTfLAjMglWqrU7ySQ3ZfU20o1YIf.fmMZfvHqINcXzbZfnDZSiSiXepnxvfOxFHAl80RtW_7aOcLwq8RKAa6j5nrxsEuEIhp.c7eCewgO38XY1RHfyShnNFfhx.AxWNWXImKICfp1.Ucbe86k31FX2B_1pGwwLlYOY_XIygO8JloR_3q846gLBmSCbmQNKtAcE85nP7.iXSuodGCWrQadYokFwipnNDLD.o7ynN5K96Ux4Jbv5j0WbO7B3KU8Mcw3ApTaHgEV7H_vtc4oE0gie.GL5Skw3tV2vT2xouDB6TQeG96rXUGc1HKEpwujhpK9XAL4I3ztZ.wLQh9ENZ8wClyu",mdrd: "xeYjlKoLLL.njjM_9ChozXQWHq317P5TTaOsilXRAz0-1739790087-1.2.1.1-6SFrpecSw5rDiZaRiWcBUA8gbis0BgSPQi9OHrzbDguUwMSxIxEuwTDYJfGVJgTHv05oNcZgkuS29avuLfkVBaIz9Pz.PcmEeeaJ_PEihi7.FZHZ9noh9uPa1wRpHSeuO0DAItCmaL9W0tqvy706gjO17YHN0UefCqgJIcHUQe_ReuYNY1ctJJY1dub4RfQ3zY8OOgwDhx.INkMJBanSN0lRf8oUvkKtP9gONLSdoQEbhRCuIbkJW.PbCau5nELvBg.0_waS6_oYpFhqvn6g_WY1sirc8Nttqc9Q08AC_mqJ3bqdUQg_8ouxp0Bw6vwh2njShVcKOnhgMDcgLYncbBTAs5LtDiMzGxZ9s3A652Srwg81Ws0lOurQpYof3yf2n6BTM_zR1vfJlTypjicWKLWKiasQSHJUmf7UDzh2S5VkYPFT_OK69sFAA3px_8KRApFgeOXBN3uFOLhxG0Rh4qwIK_QnEmwiZiEKCsPpeq2qUL85Go43A_Vz.bGwK6Ikv_kotcEgfmyMYldxowIkmUW2DUwMxcbjzmGhKz5bRXU1SfkY6puOV8fX21.gWs.zLjn._NhNU5636atQKf6JsWigx_gm97T2zPtBTvz4hSMi9HKse00rx.cpkEjJ6vT47GA1ewCaP55P2_dir7BIekbP8SXNix_h8eKdTQTXCMFkiad.3IlRZ7ot_49o0vjrVUNIoSDVXUAguo5w6Nteg9H8yzbD1vTL1Ax8n4SPmzOodZQNPNx5qsajucyLTWEALzGhvekPla2QyNLQXT2Vs.r5uNtz.OaN2_ilqRLQkWij40DPWko0aaql1iO1CdjnnYBxlRY_x22H0I44MeKFdl5s15hqBoSvEeBAhcmMCHTr348Mc8KOqtgwGePDReTC1ftsay.YIPrsHHCSR2EUpCmJqe3rroAFZ_gjHRGSN89.ln3HUHnkLjhvsKil0MZU3F5FViQ1i25fL1gNnLaZ7EBoZfjZeYJfzFIVtYcHOiIGIXH15aMS5koZp1NtaYxO3WUlx3JiP90Gvag6loLPEILVo0rw2yIi9hGz6k20mcZ3DD2t02MAoCi7QhSeIMhgSu64UjJmaxK9VYyqkozIJ07ozgLenQX7axF1EXXxuQc_SzSGdUqanAU3MPwa.pen1YViIcSboz68M_IHGquGUw8F9NaRo28aVP2q0BatWFu8OPVc8Wqq6pWHi8z2yQ3PhAxVz2IWbOVl7gNMrjiQIo._khMQQff9bPQJ7z4gVJpmdFtS1Jq2TNl1VbRo4pLUkSI_hVCxzdRv4VlTDLoxJhIWYWWEMXqe.p5_P3rfk9ITkYT1gw1pIayYuB1zCA4JsTOVpsGFIPB5eTHNEGh.wajiriDZbWY3EcEzrGOJu6Nb1y.17f7rBnsLo5ekCDqGculvwCXB.S3VmSVI8XkQbjcUAH5tTyH9McARxLlsYaMlt5xhegDNdCpd32zMGW8BUjZ5ltUnbMiHvyV7Mq9dTwSK74IyznIPxYBcQY25a6g9_RNq_uMa9RrGfM1e6ru3MIVyw_xhImcnOMZW9Mvus4aYjVWutiSiP9Ta.5ptDIUa1Pzd_Fj90molqqYGymHzhcgWte7Fk8Ckc1I_.QbFx1IW8SqF9HZLv0GT3sG476THQP5JoqY8qkifIZYeWSKTpk3.N6KZYgiDkPaFCdCdZeoKml7jBvTf8btB3AiBmETpP1Fss5oUYkLkFR30z19e3u1zGu7Kouk4h7rNhTKmC_s439tjlRXRXTu3eX7_0vGG1mnbuJTGnp4xxsUz3lMKw.cC9wMbHLPxY7BQXd4OwWHNqf1iIX.NwE24_.D.a227b.r0Q7fYUS30hj8E75FlCRHXKzBCD_3w0ZYe64p8Ttup0Dtv7xVYPxmVZnKG_60t14BTNswp9Ri39GlWe9QgQ5K.k1gsuxfBbBC2XgPo7Cy5GqwkB1VvD9JwxV5tPHaVL4_Ngq82197QKzhNrQFV"};var cpo = document.createElement('script');cpo.src = '/cdn-cgi/challenge-platform/h/b/orchestrate/chl_page/v1?ray=91354791cadf897c';window._cf_chl_opt.cOgUHash = location.hash === '' && location.href.indexOf('#') !== -1 ? '#' : location.hash;window._cf_chl_opt.cOgUQuery = location.search === '' && location.href.slice(0, location.href.length - window._cf_chl_opt.cOgUHash.length).indexOf('?') !== -1 ? '?' : location.search;if (window.history && window.history.replaceState) {var ogU = location.pathname + window._cf_chl_opt.cOgUQuery + window._cf_chl_opt.cOgUHash;history.replaceState(null, null, "\/abstracts\/search?q=households%20and%20industry&__cf_chl_rt_tk=bJXrX5NGliJyRRRjwyzPN92bQUc8Tp5rDqYI2jaRQMM-1739790087-1.0.1.1-IZtUjQQV0p8rmhtLSuymI7aulLqzcXo0QvvQnfKBsMI" + window._cf_chl_opt.cOgUHash);cpo.onload = function() {history.replaceState(null, null, ogU);}}document.getElementsByTagName('head')[0].appendChild(cpo);}());</script></body></html>