Letter to Lord Frost, Director General of the Institute for Economic Affairs - Grantham Research Institute on climate change and the environment<\/title>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/www.lse.ac.uk\/granthaminstitute\/publication\/letter-to-lord-frost-director-general-of-the-institute-for-economic-affairs\/\" \/>\n<meta property=\"og:locale\" content=\"en_GB\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Letter to Lord Frost, Director General of the Institute for Economic Affairs - Grantham Research Institute on climate change and the environment\" \/>\n<meta property=\"og:description\" content=\"In this letter Bob Ward, Policy and Communications Director at the Grantham Research institute at LSE, raises concerns about inaccurate and misleading claims made in 'The Cost of Net Zero' pamphlet published by the Institute of Economic Affairs (IEA).\" \/>\n<meta property=\"og:url\" content=\"https:\/\/www.lse.ac.uk\/granthaminstitute\/publication\/letter-to-lord-frost-director-general-of-the-institute-for-economic-affairs\/\" \/>\n<meta property=\"og:site_name\" content=\"Grantham Research Institute on climate change and the environment\" \/>\n<meta property=\"article:modified_time\" content=\"2026-01-15T14:29:04+00:00\" \/>\n<meta name=\"twitter:card\" content=\"summary_large_image\" \/>\n<meta name=\"twitter:label1\" content=\"Estimated reading time\" \/>\n\t<meta name=\"twitter:data1\" content=\"1 minute\" \/>\n<script type=\"application\/ld+json\" class=\"yoast-schema-graph\">{\"@context\":\"https:\\\/\\\/schema.org\",\"@graph\":[{\"@type\":\"WebPage\",\"@id\":\"https:\\\/\\\/www.lse.ac.uk\\\/granthaminstitute\\\/publication\\\/letter-to-lord-frost-director-general-of-the-institute-for-economic-affairs\\\/\",\"url\":\"https:\\\/\\\/www.lse.ac.uk\\\/granthaminstitute\\\/publication\\\/letter-to-lord-frost-director-general-of-the-institute-for-economic-affairs\\\/\",\"name\":\"Letter to Lord Frost, Director General of the Institute for Economic Affairs - 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{"id":82981,"date":"2026-01-14T12:08:15","date_gmt":"2026-01-14T12:08:15","guid":{"rendered":"https:\/\/www.lse.ac.uk\/granthaminstitute\/?post_type=publication&p=82981"},"modified":"2026-01-15T14:29:04","modified_gmt":"2026-01-15T14:29:04","slug":"letter-to-lord-frost-director-general-of-the-institute-for-economic-affairs","status":"publish","type":"publication","link":"https:\/\/www.lse.ac.uk\/granthaminstitute\/publication\/letter-to-lord-frost-director-general-of-the-institute-for-economic-affairs\/","title":{"rendered":"Letter to Lord Frost, Director General of the Institute for Economic Affairs"},"content":{"rendered":"\n

In this letter Bob Ward, Policy and Communications Director at the Grantham Research Institute at LSE, raises concerns about inaccurate and misleading claims made in ‘The Cost of Net Zero’ pamphlet published by the Institute of Economic Affairs (IEA). The letter urges the IEA to withdraw the publication.<\/p>\n\n","protected":false},"excerpt":{"rendered":"\n

In this letter Bob Ward, Policy and Communications Director at the Grantham Research institute at LSE, raises concerns about inaccurate and misleading claims made in ‘The Cost of Net Zero’ pamphlet published by the Institute of Economic Affairs (IEA).<\/p>\n\n","protected":false},"author":12,"featured_media":0,"template":"","tags":[1133,437,106],"publication-type":[1682],"topic_area":[4696,4697],"class_list":["post-82981","publication","type-publication","status-publish","hentry","tag-net-zero","tag-uk","tag-uk-policy","publication-type-policy-publications","topic_area-uk-emissions-policy","topic_area-energy"],"acf":{"exclude_from_sync":{"ref_value":"field_560538b0e7350","value":"0","type":false,"post_type":""},"show_translations_widget":{"ref_value":"field_6203d588c41e8","value":"0","type":false,"post_type":""},"downloads":{"ref_value":"field_52f16cc1a80f2","value":["https:\/\/www.lse.ac.uk\/granthaminstitute\/wp-content\/uploads\/2026\/01\/Letter_to-_David_Frost_14_January_2026.pdf"],"type":"download","post_type":""},"rss_newsletter":{"ref_value":"field_54f5c2c1544d8","value":"","type":false,"post_type":""},"profile_link":{"ref_value":"field_52f164b5189e9","value":["bob-ward"],"type":"relationship","post_type":"profile"},"spotlight":{"ref_value":"field_52f80896506d3","value":"","type":false,"post_type":""}},"yoast_head":"\nLetter to Lord Frost, Director General of the Institute for Economic Affairs - Grantham Research Institute on climate change and the environment<\/title>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/www.lse.ac.uk\/granthaminstitute\/publication\/letter-to-lord-frost-director-general-of-the-institute-for-economic-affairs\/\" \/>\n<meta property=\"og:locale\" content=\"en_GB\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Letter to Lord Frost, Director General of the Institute for Economic Affairs - Grantham Research Institute on climate change and the environment\" \/>\n<meta property=\"og:description\" content=\"In this letter Bob Ward, Policy and Communications Director at the Grantham Research institute at LSE, raises concerns about inaccurate and misleading claims made in 'The Cost of Net Zero' pamphlet published by the Institute of Economic Affairs (IEA).\" \/>\n<meta property=\"og:url\" content=\"https:\/\/www.lse.ac.uk\/granthaminstitute\/publication\/letter-to-lord-frost-director-general-of-the-institute-for-economic-affairs\/\" \/>\n<meta property=\"og:site_name\" content=\"Grantham Research Institute on climate change and the environment\" \/>\n<meta property=\"article:modified_time\" content=\"2026-01-15T14:29:04+00:00\" \/>\n<meta name=\"twitter:card\" content=\"summary_large_image\" \/>\n<meta name=\"twitter:label1\" content=\"Estimated reading time\" \/>\n\t<meta name=\"twitter:data1\" content=\"1 minute\" \/>\n<script type=\"application\/ld+json\" class=\"yoast-schema-graph\">{\"@context\":\"https:\\\/\\\/schema.org\",\"@graph\":[{\"@type\":\"WebPage\",\"@id\":\"https:\\\/\\\/www.lse.ac.uk\\\/granthaminstitute\\\/publication\\\/letter-to-lord-frost-director-general-of-the-institute-for-economic-affairs\\\/\",\"url\":\"https:\\\/\\\/www.lse.ac.uk\\\/granthaminstitute\\\/publication\\\/letter-to-lord-frost-director-general-of-the-institute-for-economic-affairs\\\/\",\"name\":\"Letter to Lord Frost, Director General of the Institute for Economic Affairs - 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